Home / 7,237.71-9,996.21-4,875.75

Finding the Fourth Proportional to 7,237.71, 9,996.21 and 4,875.75

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Solution

The fourth proportional to 7,237.71, 9,996.21 and 4,875.75 is: 6,734.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.71 : 9,996.21 = 4,875.75 : x
  2. Step 2: Convert to fraction form
    7,237.71/9,996.21 = 4,875.75/x
  3. Step 3: Cross multiply
    7,237.71x = 9,996.21 × 4,875.75
  4. Step 4: Simplify right side
    7,237.71x = 48,739,020.91
  5. Step 5: Solve for x
    x = 48,739,020.91/7,237.71
  6. Step 6: Final answer
    x = 6,734.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.