Home / 2,482.09-3,424.30-1,487.45

Finding the Fourth Proportional to 2,482.09, 3,424.30 and 1,487.45

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Solution

The fourth proportional to 2,482.09, 3,424.30 and 1,487.45 is: 2,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.09 : 3,424.30 = 1,487.45 : x
  2. Step 2: Convert to fraction form
    2,482.09/3,424.30 = 1,487.45/x
  3. Step 3: Cross multiply
    2,482.09x = 3,424.30 × 1,487.45
  4. Step 4: Simplify right side
    2,482.09x = 5,093,479.88
  5. Step 5: Solve for x
    x = 5,093,479.88/2,482.09
  6. Step 6: Final answer
    x = 2,052.10

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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.