Home / 3,587.07-4,953.92-2,930.97

Finding the Fourth Proportional to 3,587.07, 4,953.92 and 2,930.97

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Solution

The fourth proportional to 3,587.07, 4,953.92 and 2,930.97 is: 4,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.07 : 4,953.92 = 2,930.97 : x
  2. Step 2: Convert to fraction form
    3,587.07/4,953.92 = 2,930.97/x
  3. Step 3: Cross multiply
    3,587.07x = 4,953.92 × 2,930.97
  4. Step 4: Simplify right side
    3,587.07x = 14,519,776.25
  5. Step 5: Solve for x
    x = 14,519,776.25/3,587.07
  6. Step 6: Final answer
    x = 4,047.81

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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.