Home / 9,422.35-14,133.51-3,871.80

Finding the Fourth Proportional to 9,422.35, 14,133.51 and 3,871.80

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Solution

The fourth proportional to 9,422.35, 14,133.51 and 3,871.80 is: 5,807.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.35 : 14,133.51 = 3,871.80 : x
  2. Step 2: Convert to fraction form
    9,422.35/14,133.51 = 3,871.80/x
  3. Step 3: Cross multiply
    9,422.35x = 14,133.51 × 3,871.80
  4. Step 4: Simplify right side
    9,422.35x = 54,722,124.02
  5. Step 5: Solve for x
    x = 54,722,124.02/9,422.35
  6. Step 6: Final answer
    x = 5,807.70

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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.