Home / 8,070.17-11,136.62-4,485.11

Finding the Fourth Proportional to 8,070.17, 11,136.62 and 4,485.11

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Solution

The fourth proportional to 8,070.17, 11,136.62 and 4,485.11 is: 6,189.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.17 : 11,136.62 = 4,485.11 : x
  2. Step 2: Convert to fraction form
    8,070.17/11,136.62 = 4,485.11/x
  3. Step 3: Cross multiply
    8,070.17x = 11,136.62 × 4,485.11
  4. Step 4: Simplify right side
    8,070.17x = 49,948,921.26
  5. Step 5: Solve for x
    x = 49,948,921.26/8,070.17
  6. Step 6: Final answer
    x = 6,189.33

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Half scale
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Double scale
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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.