Home / 10,388.22-15,582.33-2,597.10

Finding the Fourth Proportional to 10,388.22, 15,582.33 and 2,597.10

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Solution

The fourth proportional to 10,388.22, 15,582.33 and 2,597.10 is: 3,895.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388.22 : 15,582.33 = 2,597.10 : x
  2. Step 2: Convert to fraction form
    10,388.22/15,582.33 = 2,597.10/x
  3. Step 3: Cross multiply
    10,388.22x = 15,582.33 × 2,597.10
  4. Step 4: Simplify right side
    10,388.22x = 40,468,869.24
  5. Step 5: Solve for x
    x = 40,468,869.24/10,388.22
  6. Step 6: Final answer
    x = 3,895.65

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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.