Home / 10,330.07-15,478.08-5,951.21

Finding the Fourth Proportional to 10,330.07, 15,478.08 and 5,951.21

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Solution

The fourth proportional to 10,330.07, 15,478.08 and 5,951.21 is: 8,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.07 : 15,478.08 = 5,951.21 : x
  2. Step 2: Convert to fraction form
    10,330.07/15,478.08 = 5,951.21/x
  3. Step 3: Cross multiply
    10,330.07x = 15,478.08 × 5,951.21
  4. Step 4: Simplify right side
    10,330.07x = 92,113,304.48
  5. Step 5: Solve for x
    x = 92,113,304.48/10,330.07
  6. Step 6: Final answer
    x = 8,917.01

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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.