Home / 5,422.32-7,482.60-3,064.41

Finding the Fourth Proportional to 5,422.32, 7,482.60 and 3,064.41

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Solution

The fourth proportional to 5,422.32, 7,482.60 and 3,064.41 is: 4,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.32 : 7,482.60 = 3,064.41 : x
  2. Step 2: Convert to fraction form
    5,422.32/7,482.60 = 3,064.41/x
  3. Step 3: Cross multiply
    5,422.32x = 7,482.60 × 3,064.41
  4. Step 4: Simplify right side
    5,422.32x = 22,929,754.27
  5. Step 5: Solve for x
    x = 22,929,754.27/5,422.32
  6. Step 6: Final answer
    x = 4,228.77

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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.