Home / 5,674.04-8,511.10-5,426.20

Finding the Fourth Proportional to 5,674.04, 8,511.10 and 5,426.20

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Solution

The fourth proportional to 5,674.04, 8,511.10 and 5,426.20 is: 8,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674.04 : 8,511.10 = 5,426.20 : x
  2. Step 2: Convert to fraction form
    5,674.04/8,511.10 = 5,426.20/x
  3. Step 3: Cross multiply
    5,674.04x = 8,511.10 × 5,426.20
  4. Step 4: Simplify right side
    5,674.04x = 46,182,930.82
  5. Step 5: Solve for x
    x = 46,182,930.82/5,674.04
  6. Step 6: Final answer
    x = 8,139.34

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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.