Home / 6,247.76-9,371.64-1,630.72

Finding the Fourth Proportional to 6,247.76, 9,371.64 and 1,630.72

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Solution

The fourth proportional to 6,247.76, 9,371.64 and 1,630.72 is: 2,446.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.76 : 9,371.64 = 1,630.72 : x
  2. Step 2: Convert to fraction form
    6,247.76/9,371.64 = 1,630.72/x
  3. Step 3: Cross multiply
    6,247.76x = 9,371.64 × 1,630.72
  4. Step 4: Simplify right side
    6,247.76x = 15,282,520.78
  5. Step 5: Solve for x
    x = 15,282,520.78/6,247.76
  6. Step 6: Final answer
    x = 2,446.08

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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.