Home / 5,325.71-7,988.63-2,039.00

Finding the Fourth Proportional to 5,325.71, 7,988.63 and 2,039.00

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Solution

The fourth proportional to 5,325.71, 7,988.63 and 2,039.00 is: 3,058.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.71 : 7,988.63 = 2,039.00 : x
  2. Step 2: Convert to fraction form
    5,325.71/7,988.63 = 2,039.00/x
  3. Step 3: Cross multiply
    5,325.71x = 7,988.63 × 2,039.00
  4. Step 4: Simplify right side
    5,325.71x = 16,288,766.43
  5. Step 5: Solve for x
    x = 16,288,766.43/5,325.71
  6. Step 6: Final answer
    x = 3,058.52

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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.