Home / 8,641.32-11,924.72-4,864.56

Finding the Fourth Proportional to 8,641.32, 11,924.72 and 4,864.56

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Solution

The fourth proportional to 8,641.32, 11,924.72 and 4,864.56 is: 6,712.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641.32 : 11,924.72 = 4,864.56 : x
  2. Step 2: Convert to fraction form
    8,641.32/11,924.72 = 4,864.56/x
  3. Step 3: Cross multiply
    8,641.32x = 11,924.72 × 4,864.56
  4. Step 4: Simplify right side
    8,641.32x = 58,008,515.92
  5. Step 5: Solve for x
    x = 58,008,515.92/8,641.32
  6. Step 6: Final answer
    x = 6,712.92

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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.