Home / 9,081.10-13,625.70-4,148.20

Finding the Fourth Proportional to 9,081.10, 13,625.70 and 4,148.20

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Solution

The fourth proportional to 9,081.10, 13,625.70 and 4,148.20 is: 6,224.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.10 : 13,625.70 = 4,148.20 : x
  2. Step 2: Convert to fraction form
    9,081.10/13,625.70 = 4,148.20/x
  3. Step 3: Cross multiply
    9,081.10x = 13,625.70 × 4,148.20
  4. Step 4: Simplify right side
    9,081.10x = 56,522,128.74
  5. Step 5: Solve for x
    x = 56,522,128.74/9,081.10
  6. Step 6: Final answer
    x = 6,224.15

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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.