Home / 5,319.02-7,977.50-2,031.33

Finding the Fourth Proportional to 5,319.02, 7,977.50 and 2,031.33

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Solution

The fourth proportional to 5,319.02, 7,977.50 and 2,031.33 is: 3,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.02 : 7,977.50 = 2,031.33 : x
  2. Step 2: Convert to fraction form
    5,319.02/7,977.50 = 2,031.33/x
  3. Step 3: Cross multiply
    5,319.02x = 7,977.50 × 2,031.33
  4. Step 4: Simplify right side
    5,319.02x = 16,204,935.08
  5. Step 5: Solve for x
    x = 16,204,935.08/5,319.02
  6. Step 6: Final answer
    x = 3,046.60

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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.