Home / 3,528.02-4,868.55-1,934.61

Finding the Fourth Proportional to 3,528.02, 4,868.55 and 1,934.61

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Solution

The fourth proportional to 3,528.02, 4,868.55 and 1,934.61 is: 2,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.02 : 4,868.55 = 1,934.61 : x
  2. Step 2: Convert to fraction form
    3,528.02/4,868.55 = 1,934.61/x
  3. Step 3: Cross multiply
    3,528.02x = 4,868.55 × 1,934.61
  4. Step 4: Simplify right side
    3,528.02x = 9,418,745.52
  5. Step 5: Solve for x
    x = 9,418,745.52/3,528.02
  6. Step 6: Final answer
    x = 2,669.70

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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.