Home / 6,693.28-9,240.15-4,898.77

Finding the Fourth Proportional to 6,693.28, 9,240.15 and 4,898.77

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Solution

The fourth proportional to 6,693.28, 9,240.15 and 4,898.77 is: 6,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,693.28 : 9,240.15 = 4,898.77 : x
  2. Step 2: Convert to fraction form
    6,693.28/9,240.15 = 4,898.77/x
  3. Step 3: Cross multiply
    6,693.28x = 9,240.15 × 4,898.77
  4. Step 4: Simplify right side
    6,693.28x = 45,265,338.11
  5. Step 5: Solve for x
    x = 45,265,338.11/6,693.28
  6. Step 6: Final answer
    x = 6,762.80

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Half scale
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Double scale
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Similar ratio
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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.