Home / 9,758.28-14,637.40-3,918.96

Finding the Fourth Proportional to 9,758.28, 14,637.40 and 3,918.96

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Solution

The fourth proportional to 9,758.28, 14,637.40 and 3,918.96 is: 5,878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758.28 : 14,637.40 = 3,918.96 : x
  2. Step 2: Convert to fraction form
    9,758.28/14,637.40 = 3,918.96/x
  3. Step 3: Cross multiply
    9,758.28x = 14,637.40 × 3,918.96
  4. Step 4: Simplify right side
    9,758.28x = 57,363,385.10
  5. Step 5: Solve for x
    x = 57,363,385.10/9,758.28
  6. Step 6: Final answer
    x = 5,878.43

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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.