Home / 9,106.23-12,533.97-6,449.04

Finding the Fourth Proportional to 9,106.23, 12,533.97 and 6,449.04

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Solution

The fourth proportional to 9,106.23, 12,533.97 and 6,449.04 is: 8,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.23 : 12,533.97 = 6,449.04 : x
  2. Step 2: Convert to fraction form
    9,106.23/12,533.97 = 6,449.04/x
  3. Step 3: Cross multiply
    9,106.23x = 12,533.97 × 6,449.04
  4. Step 4: Simplify right side
    9,106.23x = 80,832,073.89
  5. Step 5: Solve for x
    x = 80,832,073.89/9,106.23
  6. Step 6: Final answer
    x = 8,876.57

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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.