Home / 8,867.30-13,301.67-2,943.95

Finding the Fourth Proportional to 8,867.30, 13,301.67 and 2,943.95

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Solution

The fourth proportional to 8,867.30, 13,301.67 and 2,943.95 is: 4,416.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.30 : 13,301.67 = 2,943.95 : x
  2. Step 2: Convert to fraction form
    8,867.30/13,301.67 = 2,943.95/x
  3. Step 3: Cross multiply
    8,867.30x = 13,301.67 × 2,943.95
  4. Step 4: Simplify right side
    8,867.30x = 39,159,384.89
  5. Step 5: Solve for x
    x = 39,159,384.89/8,867.30
  6. Step 6: Final answer
    x = 4,416.16

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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.