Home / 5,207.74-7,187.06-3,436.28

Finding the Fourth Proportional to 5,207.74, 7,187.06 and 3,436.28

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Solution

The fourth proportional to 5,207.74, 7,187.06 and 3,436.28 is: 4,742.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.74 : 7,187.06 = 3,436.28 : x
  2. Step 2: Convert to fraction form
    5,207.74/7,187.06 = 3,436.28/x
  3. Step 3: Cross multiply
    5,207.74x = 7,187.06 × 3,436.28
  4. Step 4: Simplify right side
    5,207.74x = 24,696,750.54
  5. Step 5: Solve for x
    x = 24,696,750.54/5,207.74
  6. Step 6: Final answer
    x = 4,742.32

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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.