Home / 3,364.16-4,642.38-2,037.78

Finding the Fourth Proportional to 3,364.16, 4,642.38 and 2,037.78

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Solution

The fourth proportional to 3,364.16, 4,642.38 and 2,037.78 is: 2,812.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.16 : 4,642.38 = 2,037.78 : x
  2. Step 2: Convert to fraction form
    3,364.16/4,642.38 = 2,037.78/x
  3. Step 3: Cross multiply
    3,364.16x = 4,642.38 × 2,037.78
  4. Step 4: Simplify right side
    3,364.16x = 9,460,149.12
  5. Step 5: Solve for x
    x = 9,460,149.12/3,364.16
  6. Step 6: Final answer
    x = 2,812.04

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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.