Home / 7,350.71-10,143.93-4,327.58

Finding the Fourth Proportional to 7,350.71, 10,143.93 and 4,327.58

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Solution

The fourth proportional to 7,350.71, 10,143.93 and 4,327.58 is: 5,972.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.71 : 10,143.93 = 4,327.58 : x
  2. Step 2: Convert to fraction form
    7,350.71/10,143.93 = 4,327.58/x
  3. Step 3: Cross multiply
    7,350.71x = 10,143.93 × 4,327.58
  4. Step 4: Simplify right side
    7,350.71x = 43,898,693.95
  5. Step 5: Solve for x
    x = 43,898,693.95/7,350.71
  6. Step 6: Final answer
    x = 5,972.04

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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.