Home / 7,458.91-11,182.28-4,127.03

Finding the Fourth Proportional to 7,458.91, 11,182.28 and 4,127.03

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Solution

The fourth proportional to 7,458.91, 11,182.28 and 4,127.03 is: 6,187.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.91 : 11,182.28 = 4,127.03 : x
  2. Step 2: Convert to fraction form
    7,458.91/11,182.28 = 4,127.03/x
  3. Step 3: Cross multiply
    7,458.91x = 11,182.28 × 4,127.03
  4. Step 4: Simplify right side
    7,458.91x = 46,149,550.57
  5. Step 5: Solve for x
    x = 46,149,550.57/7,458.91
  6. Step 6: Final answer
    x = 6,187.17

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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.