Home / 4,281.38-6,424.06-1,816.78

Finding the Fourth Proportional to 4,281.38, 6,424.06 and 1,816.78

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Solution

The fourth proportional to 4,281.38, 6,424.06 and 1,816.78 is: 2,726.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.38 : 6,424.06 = 1,816.78 : x
  2. Step 2: Convert to fraction form
    4,281.38/6,424.06 = 1,816.78/x
  3. Step 3: Cross multiply
    4,281.38x = 6,424.06 × 1,816.78
  4. Step 4: Simplify right side
    4,281.38x = 11,671,103.73
  5. Step 5: Solve for x
    x = 11,671,103.73/4,281.38
  6. Step 6: Final answer
    x = 2,726.01

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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.