Home / 8,656.17-11,945.52-5,119.62

Finding the Fourth Proportional to 8,656.17, 11,945.52 and 5,119.62

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Solution

The fourth proportional to 8,656.17, 11,945.52 and 5,119.62 is: 7,065.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,656.17 : 11,945.52 = 5,119.62 : x
  2. Step 2: Convert to fraction form
    8,656.17/11,945.52 = 5,119.62/x
  3. Step 3: Cross multiply
    8,656.17x = 11,945.52 × 5,119.62
  4. Step 4: Simplify right side
    8,656.17x = 61,156,523.10
  5. Step 5: Solve for x
    x = 61,156,523.10/8,656.17
  6. Step 6: Final answer
    x = 7,065.08

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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.