Home / 5,422.04-7,482.34-2,938.04

Finding the Fourth Proportional to 5,422.04, 7,482.34 and 2,938.04

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Solution

The fourth proportional to 5,422.04, 7,482.34 and 2,938.04 is: 4,054.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.04 : 7,482.34 = 2,938.04 : x
  2. Step 2: Convert to fraction form
    5,422.04/7,482.34 = 2,938.04/x
  3. Step 3: Cross multiply
    5,422.04x = 7,482.34 × 2,938.04
  4. Step 4: Simplify right side
    5,422.04x = 21,983,414.21
  5. Step 5: Solve for x
    x = 21,983,414.21/5,422.04
  6. Step 6: Final answer
    x = 4,054.45

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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.