Home / 8,340.11-11,509.25-4,563.23

Finding the Fourth Proportional to 8,340.11, 11,509.25 and 4,563.23

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Solution

The fourth proportional to 8,340.11, 11,509.25 and 4,563.23 is: 6,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340.11 : 11,509.25 = 4,563.23 : x
  2. Step 2: Convert to fraction form
    8,340.11/11,509.25 = 4,563.23/x
  3. Step 3: Cross multiply
    8,340.11x = 11,509.25 × 4,563.23
  4. Step 4: Simplify right side
    8,340.11x = 52,519,294.61
  5. Step 5: Solve for x
    x = 52,519,294.61/8,340.11
  6. Step 6: Final answer
    x = 6,297.20

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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.