Home / 12,582.46-18,873.06-3,818.08

Finding the Fourth Proportional to 12,582.46, 18,873.06 and 3,818.08

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Solution

The fourth proportional to 12,582.46, 18,873.06 and 3,818.08 is: 5,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582.46 : 18,873.06 = 3,818.08 : x
  2. Step 2: Convert to fraction form
    12,582.46/18,873.06 = 3,818.08/x
  3. Step 3: Cross multiply
    12,582.46x = 18,873.06 × 3,818.08
  4. Step 4: Simplify right side
    12,582.46x = 72,058,852.92
  5. Step 5: Solve for x
    x = 72,058,852.92/12,582.46
  6. Step 6: Final answer
    x = 5,726.93

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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.