Home / 9,318.41-12,859.46-5,069.55

Finding the Fourth Proportional to 9,318.41, 12,859.46 and 5,069.55

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Solution

The fourth proportional to 9,318.41, 12,859.46 and 5,069.55 is: 6,996.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318.41 : 12,859.46 = 5,069.55 : x
  2. Step 2: Convert to fraction form
    9,318.41/12,859.46 = 5,069.55/x
  3. Step 3: Cross multiply
    9,318.41x = 12,859.46 × 5,069.55
  4. Step 4: Simplify right side
    9,318.41x = 65,191,650.10
  5. Step 5: Solve for x
    x = 65,191,650.10/9,318.41
  6. Step 6: Final answer
    x = 6,996.01

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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.