Home / 3,598.32-5,397.01-1,408.60

Finding the Fourth Proportional to 3,598.32, 5,397.01 and 1,408.60

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Solution

The fourth proportional to 3,598.32, 5,397.01 and 1,408.60 is: 2,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.32 : 5,397.01 = 1,408.60 : x
  2. Step 2: Convert to fraction form
    3,598.32/5,397.01 = 1,408.60/x
  3. Step 3: Cross multiply
    3,598.32x = 5,397.01 × 1,408.60
  4. Step 4: Simplify right side
    3,598.32x = 7,602,211.27
  5. Step 5: Solve for x
    x = 7,602,211.27/3,598.32
  6. Step 6: Final answer
    x = 2,112.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.