Home / 3,116.98-4,301.40-1,700.68

Finding the Fourth Proportional to 3,116.98, 4,301.40 and 1,700.68

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Solution

The fourth proportional to 3,116.98, 4,301.40 and 1,700.68 is: 2,346.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.98 : 4,301.40 = 1,700.68 : x
  2. Step 2: Convert to fraction form
    3,116.98/4,301.40 = 1,700.68/x
  3. Step 3: Cross multiply
    3,116.98x = 4,301.40 × 1,700.68
  4. Step 4: Simplify right side
    3,116.98x = 7,315,304.95
  5. Step 5: Solve for x
    x = 7,315,304.95/3,116.98
  6. Step 6: Final answer
    x = 2,346.92

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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.