Home / 3,325.45-4,988.85-1,134.28

Finding the Fourth Proportional to 3,325.45, 4,988.85 and 1,134.28

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Solution

The fourth proportional to 3,325.45, 4,988.85 and 1,134.28 is: 1,701.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.45 : 4,988.85 = 1,134.28 : x
  2. Step 2: Convert to fraction form
    3,325.45/4,988.85 = 1,134.28/x
  3. Step 3: Cross multiply
    3,325.45x = 4,988.85 × 1,134.28
  4. Step 4: Simplify right side
    3,325.45x = 5,658,752.78
  5. Step 5: Solve for x
    x = 5,658,752.78/3,325.45
  6. Step 6: Final answer
    x = 1,701.65

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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.