Home / 4,355.07-6,531.23-1,432.69

Finding the Fourth Proportional to 4,355.07, 6,531.23 and 1,432.69

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Solution

The fourth proportional to 4,355.07, 6,531.23 and 1,432.69 is: 2,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.07 : 6,531.23 = 1,432.69 : x
  2. Step 2: Convert to fraction form
    4,355.07/6,531.23 = 1,432.69/x
  3. Step 3: Cross multiply
    4,355.07x = 6,531.23 × 1,432.69
  4. Step 4: Simplify right side
    4,355.07x = 9,357,215.16
  5. Step 5: Solve for x
    x = 9,357,215.16/4,355.07
  6. Step 6: Final answer
    x = 2,148.58

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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.