Home / 5,274.26-7,277.45-3,036.23

Finding the Fourth Proportional to 5,274.26, 7,277.45 and 3,036.23

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Solution

The fourth proportional to 5,274.26, 7,277.45 and 3,036.23 is: 4,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.26 : 7,277.45 = 3,036.23 : x
  2. Step 2: Convert to fraction form
    5,274.26/7,277.45 = 3,036.23/x
  3. Step 3: Cross multiply
    5,274.26x = 7,277.45 × 3,036.23
  4. Step 4: Simplify right side
    5,274.26x = 22,095,960.45
  5. Step 5: Solve for x
    x = 22,095,960.45/5,274.26
  6. Step 6: Final answer
    x = 4,189.40

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Half scale
Find fourth proportional to 10,548.51, 14,554.89 and 6,072.45
Double scale
Find fourth proportional to 5,275.26, 7,278.82 and 3,037.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.