Home / 11,864.13-16,371.85-6,558.63

Finding the Fourth Proportional to 11,864.13, 16,371.85 and 6,558.63

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Solution

The fourth proportional to 11,864.13, 16,371.85 and 6,558.63 is: 9,050.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.13 : 16,371.85 = 6,558.63 : x
  2. Step 2: Convert to fraction form
    11,864.13/16,371.85 = 6,558.63/x
  3. Step 3: Cross multiply
    11,864.13x = 16,371.85 × 6,558.63
  4. Step 4: Simplify right side
    11,864.13x = 107,376,873.77
  5. Step 5: Solve for x
    x = 107,376,873.77/11,864.13
  6. Step 6: Final answer
    x = 9,050.55

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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.