Home / 3,134.75-4,326.02-1,718.35

Finding the Fourth Proportional to 3,134.75, 4,326.02 and 1,718.35

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Solution

The fourth proportional to 3,134.75, 4,326.02 and 1,718.35 is: 2,371.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.75 : 4,326.02 = 1,718.35 : x
  2. Step 2: Convert to fraction form
    3,134.75/4,326.02 = 1,718.35/x
  3. Step 3: Cross multiply
    3,134.75x = 4,326.02 × 1,718.35
  4. Step 4: Simplify right side
    3,134.75x = 7,433,597.06
  5. Step 5: Solve for x
    x = 7,433,597.06/3,134.75
  6. Step 6: Final answer
    x = 2,371.35

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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.