Home / 5,614.76-8,422.09-2,152.01

Finding the Fourth Proportional to 5,614.76, 8,422.09 and 2,152.01

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Solution

The fourth proportional to 5,614.76, 8,422.09 and 2,152.01 is: 3,228.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.76 : 8,422.09 = 2,152.01 : x
  2. Step 2: Convert to fraction form
    5,614.76/8,422.09 = 2,152.01/x
  3. Step 3: Cross multiply
    5,614.76x = 8,422.09 × 2,152.01
  4. Step 4: Simplify right side
    5,614.76x = 18,124,437.58
  5. Step 5: Solve for x
    x = 18,124,437.58/5,614.76
  6. Step 6: Final answer
    x = 3,228.00

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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.