Home / 3,155.23-4,733.25-1,207.18

Finding the Fourth Proportional to 3,155.23, 4,733.25 and 1,207.18

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Solution

The fourth proportional to 3,155.23, 4,733.25 and 1,207.18 is: 1,810.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.23 : 4,733.25 = 1,207.18 : x
  2. Step 2: Convert to fraction form
    3,155.23/4,733.25 = 1,207.18/x
  3. Step 3: Cross multiply
    3,155.23x = 4,733.25 × 1,207.18
  4. Step 4: Simplify right side
    3,155.23x = 5,713,884.74
  5. Step 5: Solve for x
    x = 5,713,884.74/3,155.23
  6. Step 6: Final answer
    x = 1,810.92

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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.