Home / 5,456.10-7,530.36-3,098.19

Finding the Fourth Proportional to 5,456.10, 7,530.36 and 3,098.19

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Solution

The fourth proportional to 5,456.10, 7,530.36 and 3,098.19 is: 4,276.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.10 : 7,530.36 = 3,098.19 : x
  2. Step 2: Convert to fraction form
    5,456.10/7,530.36 = 3,098.19/x
  3. Step 3: Cross multiply
    5,456.10x = 7,530.36 × 3,098.19
  4. Step 4: Simplify right side
    5,456.10x = 23,330,486.05
  5. Step 5: Solve for x
    x = 23,330,486.05/5,456.10
  6. Step 6: Final answer
    x = 4,276.04

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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.