Home / 3,325.32-4,987.98-1,377.27

Finding the Fourth Proportional to 3,325.32, 4,987.98 and 1,377.27

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Solution

The fourth proportional to 3,325.32, 4,987.98 and 1,377.27 is: 2,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.32 : 4,987.98 = 1,377.27 : x
  2. Step 2: Convert to fraction form
    3,325.32/4,987.98 = 1,377.27/x
  3. Step 3: Cross multiply
    3,325.32x = 4,987.98 × 1,377.27
  4. Step 4: Simplify right side
    3,325.32x = 6,869,795.21
  5. Step 5: Solve for x
    x = 6,869,795.21/3,325.32
  6. Step 6: Final answer
    x = 2,065.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.