Home / 8,784.74-13,165.40-3,232.95

Finding the Fourth Proportional to 8,784.74, 13,165.40 and 3,232.95

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Solution

The fourth proportional to 8,784.74, 13,165.40 and 3,232.95 is: 4,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.74 : 13,165.40 = 3,232.95 : x
  2. Step 2: Convert to fraction form
    8,784.74/13,165.40 = 3,232.95/x
  3. Step 3: Cross multiply
    8,784.74x = 13,165.40 × 3,232.95
  4. Step 4: Simplify right side
    8,784.74x = 42,563,079.93
  5. Step 5: Solve for x
    x = 42,563,079.93/8,784.74
  6. Step 6: Final answer
    x = 4,845.12

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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.