Home / 9,110.21-12,572.99-5,333.15

Finding the Fourth Proportional to 9,110.21, 12,572.99 and 5,333.15

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Solution

The fourth proportional to 9,110.21, 12,572.99 and 5,333.15 is: 7,360.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.21 : 12,572.99 = 5,333.15 : x
  2. Step 2: Convert to fraction form
    9,110.21/12,572.99 = 5,333.15/x
  3. Step 3: Cross multiply
    9,110.21x = 12,572.99 × 5,333.15
  4. Step 4: Simplify right side
    9,110.21x = 67,053,641.62
  5. Step 5: Solve for x
    x = 67,053,641.62/9,110.21
  6. Step 6: Final answer
    x = 7,360.27

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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.