Home / 9,334.93-12,882.18-5,143.18

Finding the Fourth Proportional to 9,334.93, 12,882.18 and 5,143.18

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Solution

The fourth proportional to 9,334.93, 12,882.18 and 5,143.18 is: 7,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,334.93 : 12,882.18 = 5,143.18 : x
  2. Step 2: Convert to fraction form
    9,334.93/12,882.18 = 5,143.18/x
  3. Step 3: Cross multiply
    9,334.93x = 12,882.18 × 5,143.18
  4. Step 4: Simplify right side
    9,334.93x = 66,255,370.53
  5. Step 5: Solve for x
    x = 66,255,370.53/9,334.93
  6. Step 6: Final answer
    x = 7,097.58

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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.