Home / 7,372.28-10,173.24-4,388.32

Finding the Fourth Proportional to 7,372.28, 10,173.24 and 4,388.32

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Solution

The fourth proportional to 7,372.28, 10,173.24 and 4,388.32 is: 6,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.28 : 10,173.24 = 4,388.32 : x
  2. Step 2: Convert to fraction form
    7,372.28/10,173.24 = 4,388.32/x
  3. Step 3: Cross multiply
    7,372.28x = 10,173.24 × 4,388.32
  4. Step 4: Simplify right side
    7,372.28x = 44,643,432.56
  5. Step 5: Solve for x
    x = 44,643,432.56/7,372.28
  6. Step 6: Final answer
    x = 6,055.58

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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.