Home / 3,585.16-4,947.12-2,012.92

Finding the Fourth Proportional to 3,585.16, 4,947.12 and 2,012.92

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Solution

The fourth proportional to 3,585.16, 4,947.12 and 2,012.92 is: 2,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.16 : 4,947.12 = 2,012.92 : x
  2. Step 2: Convert to fraction form
    3,585.16/4,947.12 = 2,012.92/x
  3. Step 3: Cross multiply
    3,585.16x = 4,947.12 × 2,012.92
  4. Step 4: Simplify right side
    3,585.16x = 9,958,156.79
  5. Step 5: Solve for x
    x = 9,958,156.79/3,585.16
  6. Step 6: Final answer
    x = 2,777.60

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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.