Home / 7,740.08-10,669.75-4,753.61

Finding the Fourth Proportional to 7,740.08, 10,669.75 and 4,753.61

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Solution

The fourth proportional to 7,740.08, 10,669.75 and 4,753.61 is: 6,552.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.08 : 10,669.75 = 4,753.61 : x
  2. Step 2: Convert to fraction form
    7,740.08/10,669.75 = 4,753.61/x
  3. Step 3: Cross multiply
    7,740.08x = 10,669.75 × 4,753.61
  4. Step 4: Simplify right side
    7,740.08x = 50,719,830.30
  5. Step 5: Solve for x
    x = 50,719,830.30/7,740.08
  6. Step 6: Final answer
    x = 6,552.88

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1.5x scale

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.