Home / 8,890.24-13,332.16-3,045.28

Finding the Fourth Proportional to 8,890.24, 13,332.16 and 3,045.28

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Solution

The fourth proportional to 8,890.24, 13,332.16 and 3,045.28 is: 4,566.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.24 : 13,332.16 = 3,045.28 : x
  2. Step 2: Convert to fraction form
    8,890.24/13,332.16 = 3,045.28/x
  3. Step 3: Cross multiply
    8,890.24x = 13,332.16 × 3,045.28
  4. Step 4: Simplify right side
    8,890.24x = 40,600,160.20
  5. Step 5: Solve for x
    x = 40,600,160.20/8,890.24
  6. Step 6: Final answer
    x = 4,566.82

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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.