Home / 2,631.60-3,946.14-1,536.30

Finding the Fourth Proportional to 2,631.60, 3,946.14 and 1,536.30

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Solution

The fourth proportional to 2,631.60, 3,946.14 and 1,536.30 is: 2,303.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.60 : 3,946.14 = 1,536.30 : x
  2. Step 2: Convert to fraction form
    2,631.60/3,946.14 = 1,536.30/x
  3. Step 3: Cross multiply
    2,631.60x = 3,946.14 × 1,536.30
  4. Step 4: Simplify right side
    2,631.60x = 6,062,454.88
  5. Step 5: Solve for x
    x = 6,062,454.88/2,631.60
  6. Step 6: Final answer
    x = 2,303.71

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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.