Home / 10,423.20-15,634.86-2,632.08

Finding the Fourth Proportional to 10,423.20, 15,634.86 and 2,632.08

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Solution

The fourth proportional to 10,423.20, 15,634.86 and 2,632.08 is: 3,948.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.20 : 15,634.86 = 2,632.08 : x
  2. Step 2: Convert to fraction form
    10,423.20/15,634.86 = 2,632.08/x
  3. Step 3: Cross multiply
    10,423.20x = 15,634.86 × 2,632.08
  4. Step 4: Simplify right side
    10,423.20x = 41,152,202.31
  5. Step 5: Solve for x
    x = 41,152,202.31/10,423.20
  6. Step 6: Final answer
    x = 3,948.14

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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.