Home / 3,016.04-4,162.10-1,689.74

Finding the Fourth Proportional to 3,016.04, 4,162.10 and 1,689.74

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Solution

The fourth proportional to 3,016.04, 4,162.10 and 1,689.74 is: 2,331.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.04 : 4,162.10 = 1,689.74 : x
  2. Step 2: Convert to fraction form
    3,016.04/4,162.10 = 1,689.74/x
  3. Step 3: Cross multiply
    3,016.04x = 4,162.10 × 1,689.74
  4. Step 4: Simplify right side
    3,016.04x = 7,032,866.85
  5. Step 5: Solve for x
    x = 7,032,866.85/3,016.04
  6. Step 6: Final answer
    x = 2,331.82

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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.