Home / 9,110.10-13,643.55-5,610.90

Finding the Fourth Proportional to 9,110.10, 13,643.55 and 5,610.90

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Solution

The fourth proportional to 9,110.10, 13,643.55 and 5,610.90 is: 8,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.10 : 13,643.55 = 5,610.90 : x
  2. Step 2: Convert to fraction form
    9,110.10/13,643.55 = 5,610.90/x
  3. Step 3: Cross multiply
    9,110.10x = 13,643.55 × 5,610.90
  4. Step 4: Simplify right side
    9,110.10x = 76,552,594.70
  5. Step 5: Solve for x
    x = 76,552,594.70/9,110.10
  6. Step 6: Final answer
    x = 8,403.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.