Home / 6,625.23-9,142.80-3,641.25

Finding the Fourth Proportional to 6,625.23, 9,142.80 and 3,641.25

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Solution

The fourth proportional to 6,625.23, 9,142.80 and 3,641.25 is: 5,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.23 : 9,142.80 = 3,641.25 : x
  2. Step 2: Convert to fraction form
    6,625.23/9,142.80 = 3,641.25/x
  3. Step 3: Cross multiply
    6,625.23x = 9,142.80 × 3,641.25
  4. Step 4: Simplify right side
    6,625.23x = 33,291,220.50
  5. Step 5: Solve for x
    x = 33,291,220.50/6,625.23
  6. Step 6: Final answer
    x = 5,024.92

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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.