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Finding the Fourth Proportional to 2,525.61, 3,484.11 and 1,629.11

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Solution

The fourth proportional to 2,525.61, 3,484.11 and 1,629.11 is: 2,247.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.61 : 3,484.11 = 1,629.11 : x
  2. Step 2: Convert to fraction form
    2,525.61/3,484.11 = 1,629.11/x
  3. Step 3: Cross multiply
    2,525.61x = 3,484.11 × 1,629.11
  4. Step 4: Simplify right side
    2,525.61x = 5,675,981.02
  5. Step 5: Solve for x
    x = 5,675,981.02/2,525.61
  6. Step 6: Final answer
    x = 2,247.37

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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.