Home / 9,127.94-12,595.12-5,148.97

Finding the Fourth Proportional to 9,127.94, 12,595.12 and 5,148.97

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Solution

The fourth proportional to 9,127.94, 12,595.12 and 5,148.97 is: 7,104.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.94 : 12,595.12 = 5,148.97 : x
  2. Step 2: Convert to fraction form
    9,127.94/12,595.12 = 5,148.97/x
  3. Step 3: Cross multiply
    9,127.94x = 12,595.12 × 5,148.97
  4. Step 4: Simplify right side
    9,127.94x = 64,851,850.67
  5. Step 5: Solve for x
    x = 64,851,850.67/9,127.94
  6. Step 6: Final answer
    x = 7,104.77

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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.