Home / 5,406.80-7,458.12-4,010.96

Finding the Fourth Proportional to 5,406.80, 7,458.12 and 4,010.96

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Solution

The fourth proportional to 5,406.80, 7,458.12 and 4,010.96 is: 5,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.80 : 7,458.12 = 4,010.96 : x
  2. Step 2: Convert to fraction form
    5,406.80/7,458.12 = 4,010.96/x
  3. Step 3: Cross multiply
    5,406.80x = 7,458.12 × 4,010.96
  4. Step 4: Simplify right side
    5,406.80x = 29,914,221.00
  5. Step 5: Solve for x
    x = 29,914,221.00/5,406.80
  6. Step 6: Final answer
    x = 5,532.70

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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.