Home / 11,265.12-15,545.84-6,160.66

Finding the Fourth Proportional to 11,265.12, 15,545.84 and 6,160.66

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Solution

The fourth proportional to 11,265.12, 15,545.84 and 6,160.66 is: 8,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.12 : 15,545.84 = 6,160.66 : x
  2. Step 2: Convert to fraction form
    11,265.12/15,545.84 = 6,160.66/x
  3. Step 3: Cross multiply
    11,265.12x = 15,545.84 × 6,160.66
  4. Step 4: Simplify right side
    11,265.12x = 95,772,564.99
  5. Step 5: Solve for x
    x = 95,772,564.99/11,265.12
  6. Step 6: Final answer
    x = 8,501.69

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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.