Home / 10,061.20-13,884.60-6,081.60

Finding the Fourth Proportional to 10,061.20, 13,884.60 and 6,081.60

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Solution

The fourth proportional to 10,061.20, 13,884.60 and 6,081.60 is: 8,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,061.20 : 13,884.60 = 6,081.60 : x
  2. Step 2: Convert to fraction form
    10,061.20/13,884.60 = 6,081.60/x
  3. Step 3: Cross multiply
    10,061.20x = 13,884.60 × 6,081.60
  4. Step 4: Simplify right side
    10,061.20x = 84,440,583.36
  5. Step 5: Solve for x
    x = 84,440,583.36/10,061.20
  6. Step 6: Final answer
    x = 8,392.70

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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.