Home / 3,037.75-4,192.31-1,859.01

Finding the Fourth Proportional to 3,037.75, 4,192.31 and 1,859.01

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Solution

The fourth proportional to 3,037.75, 4,192.31 and 1,859.01 is: 2,565.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.75 : 4,192.31 = 1,859.01 : x
  2. Step 2: Convert to fraction form
    3,037.75/4,192.31 = 1,859.01/x
  3. Step 3: Cross multiply
    3,037.75x = 4,192.31 × 1,859.01
  4. Step 4: Simplify right side
    3,037.75x = 7,793,546.21
  5. Step 5: Solve for x
    x = 7,793,546.21/3,037.75
  6. Step 6: Final answer
    x = 2,565.57

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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.