Home / 5,507.17-8,260.65-2,220.19

Finding the Fourth Proportional to 5,507.17, 8,260.65 and 2,220.19

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Solution

The fourth proportional to 5,507.17, 8,260.65 and 2,220.19 is: 3,330.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.17 : 8,260.65 = 2,220.19 : x
  2. Step 2: Convert to fraction form
    5,507.17/8,260.65 = 2,220.19/x
  3. Step 3: Cross multiply
    5,507.17x = 8,260.65 × 2,220.19
  4. Step 4: Simplify right side
    5,507.17x = 18,340,212.52
  5. Step 5: Solve for x
    x = 18,340,212.52/5,507.17
  6. Step 6: Final answer
    x = 3,330.24

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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.