Home / 2,650.07-3,657.05-1,471.12

Finding the Fourth Proportional to 2,650.07, 3,657.05 and 1,471.12

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Solution

The fourth proportional to 2,650.07, 3,657.05 and 1,471.12 is: 2,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.07 : 3,657.05 = 1,471.12 : x
  2. Step 2: Convert to fraction form
    2,650.07/3,657.05 = 1,471.12/x
  3. Step 3: Cross multiply
    2,650.07x = 3,657.05 × 1,471.12
  4. Step 4: Simplify right side
    2,650.07x = 5,379,933.76
  5. Step 5: Solve for x
    x = 5,379,933.76/2,650.07
  6. Step 6: Final answer
    x = 2,030.11

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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.