Home / 9,040.80-12,476.86-5,061.95

Finding the Fourth Proportional to 9,040.80, 12,476.86 and 5,061.95

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Solution

The fourth proportional to 9,040.80, 12,476.86 and 5,061.95 is: 6,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.80 : 12,476.86 = 5,061.95 : x
  2. Step 2: Convert to fraction form
    9,040.80/12,476.86 = 5,061.95/x
  3. Step 3: Cross multiply
    9,040.80x = 12,476.86 × 5,061.95
  4. Step 4: Simplify right side
    9,040.80x = 63,157,241.48
  5. Step 5: Solve for x
    x = 63,157,241.48/9,040.80
  6. Step 6: Final answer
    x = 6,985.80

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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.