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Finding the Fourth Proportional to 11,710.10, 17,565.17 and 2,944.68

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Solution

The fourth proportional to 11,710.10, 17,565.17 and 2,944.68 is: 4,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,710.10 : 17,565.17 = 2,944.68 : x
  2. Step 2: Convert to fraction form
    11,710.10/17,565.17 = 2,944.68/x
  3. Step 3: Cross multiply
    11,710.10x = 17,565.17 × 2,944.68
  4. Step 4: Simplify right side
    11,710.10x = 51,723,790.07
  5. Step 5: Solve for x
    x = 51,723,790.07/11,710.10
  6. Step 6: Final answer
    x = 4,417.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.