Home / 9,127.08-12,595.59-5,352.66

Finding the Fourth Proportional to 9,127.08, 12,595.59 and 5,352.66

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Solution

The fourth proportional to 9,127.08, 12,595.59 and 5,352.66 is: 7,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.08 : 12,595.59 = 5,352.66 : x
  2. Step 2: Convert to fraction form
    9,127.08/12,595.59 = 5,352.66/x
  3. Step 3: Cross multiply
    9,127.08x = 12,595.59 × 5,352.66
  4. Step 4: Simplify right side
    9,127.08x = 67,419,910.77
  5. Step 5: Solve for x
    x = 67,419,910.77/9,127.08
  6. Step 6: Final answer
    x = 7,386.80

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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.