Home / 4,009.84-5,531.70-2,436.88

Finding the Fourth Proportional to 4,009.84, 5,531.70 and 2,436.88

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Solution

The fourth proportional to 4,009.84, 5,531.70 and 2,436.88 is: 3,361.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009.84 : 5,531.70 = 2,436.88 : x
  2. Step 2: Convert to fraction form
    4,009.84/5,531.70 = 2,436.88/x
  3. Step 3: Cross multiply
    4,009.84x = 5,531.70 × 2,436.88
  4. Step 4: Simplify right side
    4,009.84x = 13,480,089.10
  5. Step 5: Solve for x
    x = 13,480,089.10/4,009.84
  6. Step 6: Final answer
    x = 3,361.75

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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.