Home / 3,507.70-4,837.17-2,721.46

Finding the Fourth Proportional to 3,507.70, 4,837.17 and 2,721.46

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Solution

The fourth proportional to 3,507.70, 4,837.17 and 2,721.46 is: 3,752.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.70 : 4,837.17 = 2,721.46 : x
  2. Step 2: Convert to fraction form
    3,507.70/4,837.17 = 2,721.46/x
  3. Step 3: Cross multiply
    3,507.70x = 4,837.17 × 2,721.46
  4. Step 4: Simplify right side
    3,507.70x = 13,164,164.67
  5. Step 5: Solve for x
    x = 13,164,164.67/3,507.70
  6. Step 6: Final answer
    x = 3,752.93

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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.