Home / 8,943.72-13,417.56-2,703.84

Finding the Fourth Proportional to 8,943.72, 13,417.56 and 2,703.84

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Solution

The fourth proportional to 8,943.72, 13,417.56 and 2,703.84 is: 4,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.72 : 13,417.56 = 2,703.84 : x
  2. Step 2: Convert to fraction form
    8,943.72/13,417.56 = 2,703.84/x
  3. Step 3: Cross multiply
    8,943.72x = 13,417.56 × 2,703.84
  4. Step 4: Simplify right side
    8,943.72x = 36,278,935.43
  5. Step 5: Solve for x
    x = 36,278,935.43/8,943.72
  6. Step 6: Final answer
    x = 4,056.36

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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.