Home / 9,314.48-12,853.40-5,334.68

Finding the Fourth Proportional to 9,314.48, 12,853.40 and 5,334.68

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Solution

The fourth proportional to 9,314.48, 12,853.40 and 5,334.68 is: 7,361.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314.48 : 12,853.40 = 5,334.68 : x
  2. Step 2: Convert to fraction form
    9,314.48/12,853.40 = 5,334.68/x
  3. Step 3: Cross multiply
    9,314.48x = 12,853.40 × 5,334.68
  4. Step 4: Simplify right side
    9,314.48x = 68,568,775.91
  5. Step 5: Solve for x
    x = 68,568,775.91/9,314.48
  6. Step 6: Final answer
    x = 7,361.52

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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.