Home / 4,203.19-6,275.62-3,578.07

Finding the Fourth Proportional to 4,203.19, 6,275.62 and 3,578.07

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Solution

The fourth proportional to 4,203.19, 6,275.62 and 3,578.07 is: 5,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.19 : 6,275.62 = 3,578.07 : x
  2. Step 2: Convert to fraction form
    4,203.19/6,275.62 = 3,578.07/x
  3. Step 3: Cross multiply
    4,203.19x = 6,275.62 × 3,578.07
  4. Step 4: Simplify right side
    4,203.19x = 22,454,589.76
  5. Step 5: Solve for x
    x = 22,454,589.76/4,203.19
  6. Step 6: Final answer
    x = 5,342.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.