Home / 9,858.64-14,781.48-4,013.68

Finding the Fourth Proportional to 9,858.64, 14,781.48 and 4,013.68

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Solution

The fourth proportional to 9,858.64, 14,781.48 and 4,013.68 is: 6,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858.64 : 14,781.48 = 4,013.68 : x
  2. Step 2: Convert to fraction form
    9,858.64/14,781.48 = 4,013.68/x
  3. Step 3: Cross multiply
    9,858.64x = 14,781.48 × 4,013.68
  4. Step 4: Simplify right side
    9,858.64x = 59,328,130.65
  5. Step 5: Solve for x
    x = 59,328,130.65/9,858.64
  6. Step 6: Final answer
    x = 6,017.88

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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.