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Finding the Fourth Proportional to 4,295.76, 6,443.72 and 1,373.72

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Solution

The fourth proportional to 4,295.76, 6,443.72 and 1,373.72 is: 2,060.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.76 : 6,443.72 = 1,373.72 : x
  2. Step 2: Convert to fraction form
    4,295.76/6,443.72 = 1,373.72/x
  3. Step 3: Cross multiply
    4,295.76x = 6,443.72 × 1,373.72
  4. Step 4: Simplify right side
    4,295.76x = 8,851,867.04
  5. Step 5: Solve for x
    x = 8,851,867.04/4,295.76
  6. Step 6: Final answer
    x = 2,060.61

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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.