Home / 3,524.13-5,280.64-2,862.81

Finding the Fourth Proportional to 3,524.13, 5,280.64 and 2,862.81

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Solution

The fourth proportional to 3,524.13, 5,280.64 and 2,862.81 is: 4,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.13 : 5,280.64 = 2,862.81 : x
  2. Step 2: Convert to fraction form
    3,524.13/5,280.64 = 2,862.81/x
  3. Step 3: Cross multiply
    3,524.13x = 5,280.64 × 2,862.81
  4. Step 4: Simplify right side
    3,524.13x = 15,117,461.84
  5. Step 5: Solve for x
    x = 15,117,461.84/3,524.13
  6. Step 6: Final answer
    x = 4,289.70

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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.