Home / 7,077.17-10,615.76-2,397.20

Finding the Fourth Proportional to 7,077.17, 10,615.76 and 2,397.20

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Solution

The fourth proportional to 7,077.17, 10,615.76 and 2,397.20 is: 3,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.17 : 10,615.76 = 2,397.20 : x
  2. Step 2: Convert to fraction form
    7,077.17/10,615.76 = 2,397.20/x
  3. Step 3: Cross multiply
    7,077.17x = 10,615.76 × 2,397.20
  4. Step 4: Simplify right side
    7,077.17x = 25,448,043.80
  5. Step 5: Solve for x
    x = 25,448,043.80/7,077.17
  6. Step 6: Final answer
    x = 3,595.79

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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.