Home / 3,514.60-5,271.90-3,298.60

Finding the Fourth Proportional to 3,514.60, 5,271.90 and 3,298.60

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Solution

The fourth proportional to 3,514.60, 5,271.90 and 3,298.60 is: 4,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.60 : 5,271.90 = 3,298.60 : x
  2. Step 2: Convert to fraction form
    3,514.60/5,271.90 = 3,298.60/x
  3. Step 3: Cross multiply
    3,514.60x = 5,271.90 × 3,298.60
  4. Step 4: Simplify right side
    3,514.60x = 17,389,889.34
  5. Step 5: Solve for x
    x = 17,389,889.34/3,514.60
  6. Step 6: Final answer
    x = 4,947.90

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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.