Home / 5,274.81-7,277.03-3,036.15

Finding the Fourth Proportional to 5,274.81, 7,277.03 and 3,036.15

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Solution

The fourth proportional to 5,274.81, 7,277.03 and 3,036.15 is: 4,188.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.81 : 7,277.03 = 3,036.15 : x
  2. Step 2: Convert to fraction form
    5,274.81/7,277.03 = 3,036.15/x
  3. Step 3: Cross multiply
    5,274.81x = 7,277.03 × 3,036.15
  4. Step 4: Simplify right side
    5,274.81x = 22,094,125.84
  5. Step 5: Solve for x
    x = 22,094,125.84/5,274.81
  6. Step 6: Final answer
    x = 4,188.61

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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.