Home / 8,700.26-13,052.81-3,432.02

Finding the Fourth Proportional to 8,700.26, 13,052.81 and 3,432.02

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Solution

The fourth proportional to 8,700.26, 13,052.81 and 3,432.02 is: 5,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,700.26 : 13,052.81 = 3,432.02 : x
  2. Step 2: Convert to fraction form
    8,700.26/13,052.81 = 3,432.02/x
  3. Step 3: Cross multiply
    8,700.26x = 13,052.81 × 3,432.02
  4. Step 4: Simplify right side
    8,700.26x = 44,797,448.29
  5. Step 5: Solve for x
    x = 44,797,448.29/8,700.26
  6. Step 6: Final answer
    x = 5,148.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.