Home / 4,387.62-6,054.38-2,499.20

Finding the Fourth Proportional to 4,387.62, 6,054.38 and 2,499.20

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Solution

The fourth proportional to 4,387.62, 6,054.38 and 2,499.20 is: 3,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.62 : 6,054.38 = 2,499.20 : x
  2. Step 2: Convert to fraction form
    4,387.62/6,054.38 = 2,499.20/x
  3. Step 3: Cross multiply
    4,387.62x = 6,054.38 × 2,499.20
  4. Step 4: Simplify right side
    4,387.62x = 15,131,106.50
  5. Step 5: Solve for x
    x = 15,131,106.50/4,387.62
  6. Step 6: Final answer
    x = 3,448.59

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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.