Home / 2,631.90-3,632.07-1,452.98

Finding the Fourth Proportional to 2,631.90, 3,632.07 and 1,452.98

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Solution

The fourth proportional to 2,631.90, 3,632.07 and 1,452.98 is: 2,005.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.90 : 3,632.07 = 1,452.98 : x
  2. Step 2: Convert to fraction form
    2,631.90/3,632.07 = 1,452.98/x
  3. Step 3: Cross multiply
    2,631.90x = 3,632.07 × 1,452.98
  4. Step 4: Simplify right side
    2,631.90x = 5,277,325.07
  5. Step 5: Solve for x
    x = 5,277,325.07/2,631.90
  6. Step 6: Final answer
    x = 2,005.14

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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.