Home / 8,323.98-11,487.03-4,547.15

Finding the Fourth Proportional to 8,323.98, 11,487.03 and 4,547.15

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Solution

The fourth proportional to 8,323.98, 11,487.03 and 4,547.15 is: 6,275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323.98 : 11,487.03 = 4,547.15 : x
  2. Step 2: Convert to fraction form
    8,323.98/11,487.03 = 4,547.15/x
  3. Step 3: Cross multiply
    8,323.98x = 11,487.03 × 4,547.15
  4. Step 4: Simplify right side
    8,323.98x = 52,233,191.03
  5. Step 5: Solve for x
    x = 52,233,191.03/8,323.98
  6. Step 6: Final answer
    x = 6,275.03

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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.