Home / 3,091.34-4,631.58-2,574.66

Finding the Fourth Proportional to 3,091.34, 4,631.58 and 2,574.66

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Solution

The fourth proportional to 3,091.34, 4,631.58 and 2,574.66 is: 3,857.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.34 : 4,631.58 = 2,574.66 : x
  2. Step 2: Convert to fraction form
    3,091.34/4,631.58 = 2,574.66/x
  3. Step 3: Cross multiply
    3,091.34x = 4,631.58 × 2,574.66
  4. Step 4: Simplify right side
    3,091.34x = 11,924,743.76
  5. Step 5: Solve for x
    x = 11,924,743.76/3,091.34
  6. Step 6: Final answer
    x = 3,857.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.