Home / 8,935.86-13,406.02-2,695.72

Finding the Fourth Proportional to 8,935.86, 13,406.02 and 2,695.72

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Solution

The fourth proportional to 8,935.86, 13,406.02 and 2,695.72 is: 4,044.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.86 : 13,406.02 = 2,695.72 : x
  2. Step 2: Convert to fraction form
    8,935.86/13,406.02 = 2,695.72/x
  3. Step 3: Cross multiply
    8,935.86x = 13,406.02 × 2,695.72
  4. Step 4: Simplify right side
    8,935.86x = 36,138,876.23
  5. Step 5: Solve for x
    x = 36,138,876.23/8,935.86
  6. Step 6: Final answer
    x = 4,044.25

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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.