Home / 8,113.08-11,196.02-4,387.08

Finding the Fourth Proportional to 8,113.08, 11,196.02 and 4,387.08

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Solution

The fourth proportional to 8,113.08, 11,196.02 and 4,387.08 is: 6,054.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.08 : 11,196.02 = 4,387.08 : x
  2. Step 2: Convert to fraction form
    8,113.08/11,196.02 = 4,387.08/x
  3. Step 3: Cross multiply
    8,113.08x = 11,196.02 × 4,387.08
  4. Step 4: Simplify right side
    8,113.08x = 49,117,835.42
  5. Step 5: Solve for x
    x = 49,117,835.42/8,113.08
  6. Step 6: Final answer
    x = 6,054.15

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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.