Home / 7,452.80-11,166.40-4,854.40

Finding the Fourth Proportional to 7,452.80, 11,166.40 and 4,854.40

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Solution

The fourth proportional to 7,452.80, 11,166.40 and 4,854.40 is: 7,273.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.80 : 11,166.40 = 4,854.40 : x
  2. Step 2: Convert to fraction form
    7,452.80/11,166.40 = 4,854.40/x
  3. Step 3: Cross multiply
    7,452.80x = 11,166.40 × 4,854.40
  4. Step 4: Simplify right side
    7,452.80x = 54,206,172.16
  5. Step 5: Solve for x
    x = 54,206,172.16/7,452.80
  6. Step 6: Final answer
    x = 7,273.26

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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.