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Finding the Fourth Proportional to 8,565.66, 11,822.15 and 5,029.07

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Solution

The fourth proportional to 8,565.66, 11,822.15 and 5,029.07 is: 6,941.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.66 : 11,822.15 = 5,029.07 : x
  2. Step 2: Convert to fraction form
    8,565.66/11,822.15 = 5,029.07/x
  3. Step 3: Cross multiply
    8,565.66x = 11,822.15 × 5,029.07
  4. Step 4: Simplify right side
    8,565.66x = 59,454,373.36
  5. Step 5: Solve for x
    x = 59,454,373.36/8,565.66
  6. Step 6: Final answer
    x = 6,941.01

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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.