Home / 9,545.60-13,173.36-5,354.12

Finding the Fourth Proportional to 9,545.60, 13,173.36 and 5,354.12

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Solution

The fourth proportional to 9,545.60, 13,173.36 and 5,354.12 is: 7,388.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545.60 : 13,173.36 = 5,354.12 : x
  2. Step 2: Convert to fraction form
    9,545.60/13,173.36 = 5,354.12/x
  3. Step 3: Cross multiply
    9,545.60x = 13,173.36 × 5,354.12
  4. Step 4: Simplify right side
    9,545.60x = 70,531,750.24
  5. Step 5: Solve for x
    x = 70,531,750.24/9,545.60
  6. Step 6: Final answer
    x = 7,388.93

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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.