Home / 2,425.13-3,338.46-2,176.35

Finding the Fourth Proportional to 2,425.13, 3,338.46 and 2,176.35

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Solution

The fourth proportional to 2,425.13, 3,338.46 and 2,176.35 is: 2,995.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.13 : 3,338.46 = 2,176.35 : x
  2. Step 2: Convert to fraction form
    2,425.13/3,338.46 = 2,176.35/x
  3. Step 3: Cross multiply
    2,425.13x = 3,338.46 × 2,176.35
  4. Step 4: Simplify right side
    2,425.13x = 7,265,657.42
  5. Step 5: Solve for x
    x = 7,265,657.42/2,425.13
  6. Step 6: Final answer
    x = 2,995.99

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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.