Home / 7,287.66-10,050.75-6,158.79

Finding the Fourth Proportional to 7,287.66, 10,050.75 and 6,158.79

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Solution

The fourth proportional to 7,287.66, 10,050.75 and 6,158.79 is: 8,493.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.66 : 10,050.75 = 6,158.79 : x
  2. Step 2: Convert to fraction form
    7,287.66/10,050.75 = 6,158.79/x
  3. Step 3: Cross multiply
    7,287.66x = 10,050.75 × 6,158.79
  4. Step 4: Simplify right side
    7,287.66x = 61,900,458.59
  5. Step 5: Solve for x
    x = 61,900,458.59/7,287.66
  6. Step 6: Final answer
    x = 8,493.87

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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.