Home / 6,342.47-9,515.30-2,393.72

Finding the Fourth Proportional to 6,342.47, 9,515.30 and 2,393.72

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Solution

The fourth proportional to 6,342.47, 9,515.30 and 2,393.72 is: 3,591.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342.47 : 9,515.30 = 2,393.72 : x
  2. Step 2: Convert to fraction form
    6,342.47/9,515.30 = 2,393.72/x
  3. Step 3: Cross multiply
    6,342.47x = 9,515.30 × 2,393.72
  4. Step 4: Simplify right side
    6,342.47x = 22,776,975.74
  5. Step 5: Solve for x
    x = 22,776,975.74/6,342.47
  6. Step 6: Final answer
    x = 3,591.18

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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.