Home / 10,825.88-14,937.90-6,108.80

Finding the Fourth Proportional to 10,825.88, 14,937.90 and 6,108.80

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Solution

The fourth proportional to 10,825.88, 14,937.90 and 6,108.80 is: 8,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,825.88 : 14,937.90 = 6,108.80 : x
  2. Step 2: Convert to fraction form
    10,825.88/14,937.90 = 6,108.80/x
  3. Step 3: Cross multiply
    10,825.88x = 14,937.90 × 6,108.80
  4. Step 4: Simplify right side
    10,825.88x = 91,252,643.52
  5. Step 5: Solve for x
    x = 91,252,643.52/10,825.88
  6. Step 6: Final answer
    x = 8,429.12

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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.