Home / 7,372.89-10,174.35-4,388.04

Finding the Fourth Proportional to 7,372.89, 10,174.35 and 4,388.04

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Solution

The fourth proportional to 7,372.89, 10,174.35 and 4,388.04 is: 6,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.89 : 10,174.35 = 4,388.04 : x
  2. Step 2: Convert to fraction form
    7,372.89/10,174.35 = 4,388.04/x
  3. Step 3: Cross multiply
    7,372.89x = 10,174.35 × 4,388.04
  4. Step 4: Simplify right side
    7,372.89x = 44,645,454.77
  5. Step 5: Solve for x
    x = 44,645,454.77/7,372.89
  6. Step 6: Final answer
    x = 6,055.35

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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.