Home / 5,542.93-7,649.70-3,153.65

Finding the Fourth Proportional to 5,542.93, 7,649.70 and 3,153.65

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Solution

The fourth proportional to 5,542.93, 7,649.70 and 3,153.65 is: 4,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.93 : 7,649.70 = 3,153.65 : x
  2. Step 2: Convert to fraction form
    5,542.93/7,649.70 = 3,153.65/x
  3. Step 3: Cross multiply
    5,542.93x = 7,649.70 × 3,153.65
  4. Step 4: Simplify right side
    5,542.93x = 24,124,476.41
  5. Step 5: Solve for x
    x = 24,124,476.41/5,542.93
  6. Step 6: Final answer
    x = 4,352.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.