Home / 9,342.31-14,013.43-3,102.80

Finding the Fourth Proportional to 9,342.31, 14,013.43 and 3,102.80

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Solution

The fourth proportional to 9,342.31, 14,013.43 and 3,102.80 is: 4,654.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342.31 : 14,013.43 = 3,102.80 : x
  2. Step 2: Convert to fraction form
    9,342.31/14,013.43 = 3,102.80/x
  3. Step 3: Cross multiply
    9,342.31x = 14,013.43 × 3,102.80
  4. Step 4: Simplify right side
    9,342.31x = 43,480,870.60
  5. Step 5: Solve for x
    x = 43,480,870.60/9,342.31
  6. Step 6: Final answer
    x = 4,654.19

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1.5x scale

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.