Home / 11,162.48-15,404.41-6,127.17

Finding the Fourth Proportional to 11,162.48, 15,404.41 and 6,127.17

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Solution

The fourth proportional to 11,162.48, 15,404.41 and 6,127.17 is: 8,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,162.48 : 15,404.41 = 6,127.17 : x
  2. Step 2: Convert to fraction form
    11,162.48/15,404.41 = 6,127.17/x
  3. Step 3: Cross multiply
    11,162.48x = 15,404.41 × 6,127.17
  4. Step 4: Simplify right side
    11,162.48x = 94,385,423.50
  5. Step 5: Solve for x
    x = 94,385,423.50/11,162.48
  6. Step 6: Final answer
    x = 8,455.60

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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.