Home / 2,721.24-3,755.11-1,526.35

Finding the Fourth Proportional to 2,721.24, 3,755.11 and 1,526.35

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Solution

The fourth proportional to 2,721.24, 3,755.11 and 1,526.35 is: 2,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.24 : 3,755.11 = 1,526.35 : x
  2. Step 2: Convert to fraction form
    2,721.24/3,755.11 = 1,526.35/x
  3. Step 3: Cross multiply
    2,721.24x = 3,755.11 × 1,526.35
  4. Step 4: Simplify right side
    2,721.24x = 5,731,612.15
  5. Step 5: Solve for x
    x = 5,731,612.15/2,721.24
  6. Step 6: Final answer
    x = 2,106.25

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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.