Home / 3,135.93-4,326.41-1,877.01

Finding the Fourth Proportional to 3,135.93, 4,326.41 and 1,877.01

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Solution

The fourth proportional to 3,135.93, 4,326.41 and 1,877.01 is: 2,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.93 : 4,326.41 = 1,877.01 : x
  2. Step 2: Convert to fraction form
    3,135.93/4,326.41 = 1,877.01/x
  3. Step 3: Cross multiply
    3,135.93x = 4,326.41 × 1,877.01
  4. Step 4: Simplify right side
    3,135.93x = 8,120,705.45
  5. Step 5: Solve for x
    x = 8,120,705.45/3,135.93
  6. Step 6: Final answer
    x = 2,589.57

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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.