Home / 3,597.40-4,963.38-2,478.64

Finding the Fourth Proportional to 3,597.40, 4,963.38 and 2,478.64

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Solution

The fourth proportional to 3,597.40, 4,963.38 and 2,478.64 is: 3,419.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.40 : 4,963.38 = 2,478.64 : x
  2. Step 2: Convert to fraction form
    3,597.40/4,963.38 = 2,478.64/x
  3. Step 3: Cross multiply
    3,597.40x = 4,963.38 × 2,478.64
  4. Step 4: Simplify right side
    3,597.40x = 12,302,432.20
  5. Step 5: Solve for x
    x = 12,302,432.20/3,597.40
  6. Step 6: Final answer
    x = 3,419.81

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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.