Home / 8,307.32-12,460.98-5,702.36

Finding the Fourth Proportional to 8,307.32, 12,460.98 and 5,702.36

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Solution

The fourth proportional to 8,307.32, 12,460.98 and 5,702.36 is: 8,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.32 : 12,460.98 = 5,702.36 : x
  2. Step 2: Convert to fraction form
    8,307.32/12,460.98 = 5,702.36/x
  3. Step 3: Cross multiply
    8,307.32x = 12,460.98 × 5,702.36
  4. Step 4: Simplify right side
    8,307.32x = 71,056,993.91
  5. Step 5: Solve for x
    x = 71,056,993.91/8,307.32
  6. Step 6: Final answer
    x = 8,553.54

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.