Home / 5,479.97-7,559.73-5,267.79

Finding the Fourth Proportional to 5,479.97, 7,559.73 and 5,267.79

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Solution

The fourth proportional to 5,479.97, 7,559.73 and 5,267.79 is: 7,267.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.97 : 7,559.73 = 5,267.79 : x
  2. Step 2: Convert to fraction form
    5,479.97/7,559.73 = 5,267.79/x
  3. Step 3: Cross multiply
    5,479.97x = 7,559.73 × 5,267.79
  4. Step 4: Simplify right side
    5,479.97x = 39,823,070.10
  5. Step 5: Solve for x
    x = 39,823,070.10/5,479.97
  6. Step 6: Final answer
    x = 7,267.03

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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.