Home / 4,742.52-7,110.08-2,893.30

Finding the Fourth Proportional to 4,742.52, 7,110.08 and 2,893.30

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Solution

The fourth proportional to 4,742.52, 7,110.08 and 2,893.30 is: 4,337.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.52 : 7,110.08 = 2,893.30 : x
  2. Step 2: Convert to fraction form
    4,742.52/7,110.08 = 2,893.30/x
  3. Step 3: Cross multiply
    4,742.52x = 7,110.08 × 2,893.30
  4. Step 4: Simplify right side
    4,742.52x = 20,571,594.46
  5. Step 5: Solve for x
    x = 20,571,594.46/4,742.52
  6. Step 6: Final answer
    x = 4,337.69

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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.