Home / 9,998.08-14,975.55-4,725.13

Finding the Fourth Proportional to 9,998.08, 14,975.55 and 4,725.13

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Solution

The fourth proportional to 9,998.08, 14,975.55 and 4,725.13 is: 7,077.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998.08 : 14,975.55 = 4,725.13 : x
  2. Step 2: Convert to fraction form
    9,998.08/14,975.55 = 4,725.13/x
  3. Step 3: Cross multiply
    9,998.08x = 14,975.55 × 4,725.13
  4. Step 4: Simplify right side
    9,998.08x = 70,761,411.21
  5. Step 5: Solve for x
    x = 70,761,411.21/9,998.08
  6. Step 6: Final answer
    x = 7,077.50

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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.