Home / 3,135.16-4,326.57-1,718.83

Finding the Fourth Proportional to 3,135.16, 4,326.57 and 1,718.83

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Solution

The fourth proportional to 3,135.16, 4,326.57 and 1,718.83 is: 2,372.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.16 : 4,326.57 = 1,718.83 : x
  2. Step 2: Convert to fraction form
    3,135.16/4,326.57 = 1,718.83/x
  3. Step 3: Cross multiply
    3,135.16x = 4,326.57 × 1,718.83
  4. Step 4: Simplify right side
    3,135.16x = 7,436,638.31
  5. Step 5: Solve for x
    x = 7,436,638.31/3,135.16
  6. Step 6: Final answer
    x = 2,372.01

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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.