Home / 9,865.80-14,799.46-3,291.99

Finding the Fourth Proportional to 9,865.80, 14,799.46 and 3,291.99

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Solution

The fourth proportional to 9,865.80, 14,799.46 and 3,291.99 is: 4,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,865.80 : 14,799.46 = 3,291.99 : x
  2. Step 2: Convert to fraction form
    9,865.80/14,799.46 = 3,291.99/x
  3. Step 3: Cross multiply
    9,865.80x = 14,799.46 × 3,291.99
  4. Step 4: Simplify right side
    9,865.80x = 48,719,700.02
  5. Step 5: Solve for x
    x = 48,719,700.02/9,865.80
  6. Step 6: Final answer
    x = 4,938.24

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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.