Home / 2,631.16-3,630.88-1,452.32

Finding the Fourth Proportional to 2,631.16, 3,630.88 and 1,452.32

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Solution

The fourth proportional to 2,631.16, 3,630.88 and 1,452.32 is: 2,004.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.16 : 3,630.88 = 1,452.32 : x
  2. Step 2: Convert to fraction form
    2,631.16/3,630.88 = 1,452.32/x
  3. Step 3: Cross multiply
    2,631.16x = 3,630.88 × 1,452.32
  4. Step 4: Simplify right side
    2,631.16x = 5,273,199.64
  5. Step 5: Solve for x
    x = 5,273,199.64/2,631.16
  6. Step 6: Final answer
    x = 2,004.13

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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.