Home / 2,721.18-3,755.38-1,526.24

Finding the Fourth Proportional to 2,721.18, 3,755.38 and 1,526.24

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Solution

The fourth proportional to 2,721.18, 3,755.38 and 1,526.24 is: 2,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.18 : 3,755.38 = 1,526.24 : x
  2. Step 2: Convert to fraction form
    2,721.18/3,755.38 = 1,526.24/x
  3. Step 3: Cross multiply
    2,721.18x = 3,755.38 × 1,526.24
  4. Step 4: Simplify right side
    2,721.18x = 5,731,611.17
  5. Step 5: Solve for x
    x = 5,731,611.17/2,721.18
  6. Step 6: Final answer
    x = 2,106.30

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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.