Home / 7,710.28-10,640.10-4,566.52

Finding the Fourth Proportional to 7,710.28, 10,640.10 and 4,566.52

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Solution

The fourth proportional to 7,710.28, 10,640.10 and 4,566.52 is: 6,301.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710.28 : 10,640.10 = 4,566.52 : x
  2. Step 2: Convert to fraction form
    7,710.28/10,640.10 = 4,566.52/x
  3. Step 3: Cross multiply
    7,710.28x = 10,640.10 × 4,566.52
  4. Step 4: Simplify right side
    7,710.28x = 48,588,229.45
  5. Step 5: Solve for x
    x = 48,588,229.45/7,710.28
  6. Step 6: Final answer
    x = 6,301.75

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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.