Home / 9,110.35-12,575.07-5,334.40

Finding the Fourth Proportional to 9,110.35, 12,575.07 and 5,334.40

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Solution

The fourth proportional to 9,110.35, 12,575.07 and 5,334.40 is: 7,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.35 : 12,575.07 = 5,334.40 : x
  2. Step 2: Convert to fraction form
    9,110.35/12,575.07 = 5,334.40/x
  3. Step 3: Cross multiply
    9,110.35x = 12,575.07 × 5,334.40
  4. Step 4: Simplify right side
    9,110.35x = 67,080,453.41
  5. Step 5: Solve for x
    x = 67,080,453.41/9,110.35
  6. Step 6: Final answer
    x = 7,363.10

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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.