Home / 5,467.95-7,542.90-4,139.35

Finding the Fourth Proportional to 5,467.95, 7,542.90 and 4,139.35

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Solution

The fourth proportional to 5,467.95, 7,542.90 and 4,139.35 is: 5,710.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.95 : 7,542.90 = 4,139.35 : x
  2. Step 2: Convert to fraction form
    5,467.95/7,542.90 = 4,139.35/x
  3. Step 3: Cross multiply
    5,467.95x = 7,542.90 × 4,139.35
  4. Step 4: Simplify right side
    5,467.95x = 31,222,684.26
  5. Step 5: Solve for x
    x = 31,222,684.26/5,467.95
  6. Step 6: Final answer
    x = 5,710.13

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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.