Home / 7,158.96-10,742.28-3,054

Finding the Fourth Proportional to 7,158.96, 10,742.28 and 3,054

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Solution

The fourth proportional to 7,158.96, 10,742.28 and 3,054 is: 4,582.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.96 : 10,742.28 = 3,054 : x
  2. Step 2: Convert to fraction form
    7,158.96/10,742.28 = 3,054/x
  3. Step 3: Cross multiply
    7,158.96x = 10,742.28 × 3,054
  4. Step 4: Simplify right side
    7,158.96x = 32,806,923.12
  5. Step 5: Solve for x
    x = 32,806,923.12/7,158.96
  6. Step 6: Final answer
    x = 4,582.64

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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.