Home / 3,030.59-4,183.98-2,587.66

Finding the Fourth Proportional to 3,030.59, 4,183.98 and 2,587.66

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Solution

The fourth proportional to 3,030.59, 4,183.98 and 2,587.66 is: 3,572.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.59 : 4,183.98 = 2,587.66 : x
  2. Step 2: Convert to fraction form
    3,030.59/4,183.98 = 2,587.66/x
  3. Step 3: Cross multiply
    3,030.59x = 4,183.98 × 2,587.66
  4. Step 4: Simplify right side
    3,030.59x = 10,826,717.69
  5. Step 5: Solve for x
    x = 10,826,717.69/3,030.59
  6. Step 6: Final answer
    x = 3,572.48

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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.