Home / 10,276.52-15,414.78-2,485.34

Finding the Fourth Proportional to 10,276.52, 15,414.78 and 2,485.34

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Solution

The fourth proportional to 10,276.52, 15,414.78 and 2,485.34 is: 3,728.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.52 : 15,414.78 = 2,485.34 : x
  2. Step 2: Convert to fraction form
    10,276.52/15,414.78 = 2,485.34/x
  3. Step 3: Cross multiply
    10,276.52x = 15,414.78 × 2,485.34
  4. Step 4: Simplify right side
    10,276.52x = 38,310,892.25
  5. Step 5: Solve for x
    x = 38,310,892.25/10,276.52
  6. Step 6: Final answer
    x = 3,728.00

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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.