Home / 9,076.80-13,615.20-6,124.35

Finding the Fourth Proportional to 9,076.80, 13,615.20 and 6,124.35

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Solution

The fourth proportional to 9,076.80, 13,615.20 and 6,124.35 is: 9,186.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.80 : 13,615.20 = 6,124.35 : x
  2. Step 2: Convert to fraction form
    9,076.80/13,615.20 = 6,124.35/x
  3. Step 3: Cross multiply
    9,076.80x = 13,615.20 × 6,124.35
  4. Step 4: Simplify right side
    9,076.80x = 83,384,250.12
  5. Step 5: Solve for x
    x = 83,384,250.12/9,076.80
  6. Step 6: Final answer
    x = 9,186.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.