Home / 7,125.18-9,833.04-4,471.62

Finding the Fourth Proportional to 7,125.18, 9,833.04 and 4,471.62

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Solution

The fourth proportional to 7,125.18, 9,833.04 and 4,471.62 is: 6,171.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.18 : 9,833.04 = 4,471.62 : x
  2. Step 2: Convert to fraction form
    7,125.18/9,833.04 = 4,471.62/x
  3. Step 3: Cross multiply
    7,125.18x = 9,833.04 × 4,471.62
  4. Step 4: Simplify right side
    7,125.18x = 43,969,618.32
  5. Step 5: Solve for x
    x = 43,969,618.32/7,125.18
  6. Step 6: Final answer
    x = 6,171.02

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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.