Home / 6,252.90-9,376.65-3,131.70

Finding the Fourth Proportional to 6,252.90, 9,376.65 and 3,131.70

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Solution

The fourth proportional to 6,252.90, 9,376.65 and 3,131.70 is: 4,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,252.90 : 9,376.65 = 3,131.70 : x
  2. Step 2: Convert to fraction form
    6,252.90/9,376.65 = 3,131.70/x
  3. Step 3: Cross multiply
    6,252.90x = 9,376.65 × 3,131.70
  4. Step 4: Simplify right side
    6,252.90x = 29,364,854.81
  5. Step 5: Solve for x
    x = 29,364,854.81/6,252.90
  6. Step 6: Final answer
    x = 4,696.20

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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.