Home / 5,389.65-8,073.14-2,470.41

Finding the Fourth Proportional to 5,389.65, 8,073.14 and 2,470.41

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Solution

The fourth proportional to 5,389.65, 8,073.14 and 2,470.41 is: 3,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.65 : 8,073.14 = 2,470.41 : x
  2. Step 2: Convert to fraction form
    5,389.65/8,073.14 = 2,470.41/x
  3. Step 3: Cross multiply
    5,389.65x = 8,073.14 × 2,470.41
  4. Step 4: Simplify right side
    5,389.65x = 19,943,953.44
  5. Step 5: Solve for x
    x = 19,943,953.44/5,389.65
  6. Step 6: Final answer
    x = 3,700.42

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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.