Home / 7,439.22-11,158.86-3,055.68

Finding the Fourth Proportional to 7,439.22, 11,158.86 and 3,055.68

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Solution

The fourth proportional to 7,439.22, 11,158.86 and 3,055.68 is: 4,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.22 : 11,158.86 = 3,055.68 : x
  2. Step 2: Convert to fraction form
    7,439.22/11,158.86 = 3,055.68/x
  3. Step 3: Cross multiply
    7,439.22x = 11,158.86 × 3,055.68
  4. Step 4: Simplify right side
    7,439.22x = 34,097,905.32
  5. Step 5: Solve for x
    x = 34,097,905.32/7,439.22
  6. Step 6: Final answer
    x = 4,583.53

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Similar ratio
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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.