Home / 9,106.22-12,569.10-5,330.18

Finding the Fourth Proportional to 9,106.22, 12,569.10 and 5,330.18

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Solution

The fourth proportional to 9,106.22, 12,569.10 and 5,330.18 is: 7,357.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.22 : 12,569.10 = 5,330.18 : x
  2. Step 2: Convert to fraction form
    9,106.22/12,569.10 = 5,330.18/x
  3. Step 3: Cross multiply
    9,106.22x = 12,569.10 × 5,330.18
  4. Step 4: Simplify right side
    9,106.22x = 66,995,565.44
  5. Step 5: Solve for x
    x = 66,995,565.44/9,106.22
  6. Step 6: Final answer
    x = 7,357.12

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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.