Home / 3,135.33-4,700.77-1,574.20

Finding the Fourth Proportional to 3,135.33, 4,700.77 and 1,574.20

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Solution

The fourth proportional to 3,135.33, 4,700.77 and 1,574.20 is: 2,360.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.33 : 4,700.77 = 1,574.20 : x
  2. Step 2: Convert to fraction form
    3,135.33/4,700.77 = 1,574.20/x
  3. Step 3: Cross multiply
    3,135.33x = 4,700.77 × 1,574.20
  4. Step 4: Simplify right side
    3,135.33x = 7,399,952.13
  5. Step 5: Solve for x
    x = 7,399,952.13/3,135.33
  6. Step 6: Final answer
    x = 2,360.18

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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.