Home / 2,689.91-4,050.66-2,347.35

Finding the Fourth Proportional to 2,689.91, 4,050.66 and 2,347.35

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Solution

The fourth proportional to 2,689.91, 4,050.66 and 2,347.35 is: 3,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689.91 : 4,050.66 = 2,347.35 : x
  2. Step 2: Convert to fraction form
    2,689.91/4,050.66 = 2,347.35/x
  3. Step 3: Cross multiply
    2,689.91x = 4,050.66 × 2,347.35
  4. Step 4: Simplify right side
    2,689.91x = 9,508,316.75
  5. Step 5: Solve for x
    x = 9,508,316.75/2,689.91
  6. Step 6: Final answer
    x = 3,534.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.