Home / 5,167.02-7,130.52-3,042.64

Finding the Fourth Proportional to 5,167.02, 7,130.52 and 3,042.64

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Solution

The fourth proportional to 5,167.02, 7,130.52 and 3,042.64 is: 4,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.02 : 7,130.52 = 3,042.64 : x
  2. Step 2: Convert to fraction form
    5,167.02/7,130.52 = 3,042.64/x
  3. Step 3: Cross multiply
    5,167.02x = 7,130.52 × 3,042.64
  4. Step 4: Simplify right side
    5,167.02x = 21,695,605.37
  5. Step 5: Solve for x
    x = 21,695,605.37/5,167.02
  6. Step 6: Final answer
    x = 4,198.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.