Home / 3,550.95-5,326.47-1,242.45

Finding the Fourth Proportional to 3,550.95, 5,326.47 and 1,242.45

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Solution

The fourth proportional to 3,550.95, 5,326.47 and 1,242.45 is: 1,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.95 : 5,326.47 = 1,242.45 : x
  2. Step 2: Convert to fraction form
    3,550.95/5,326.47 = 1,242.45/x
  3. Step 3: Cross multiply
    3,550.95x = 5,326.47 × 1,242.45
  4. Step 4: Simplify right side
    3,550.95x = 6,617,872.65
  5. Step 5: Solve for x
    x = 6,617,872.65/3,550.95
  6. Step 6: Final answer
    x = 1,863.69

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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.