Home / 3,142.60-4,710.58-2,047.48

Finding the Fourth Proportional to 3,142.60, 4,710.58 and 2,047.48

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Solution

The fourth proportional to 3,142.60, 4,710.58 and 2,047.48 is: 3,069.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.60 : 4,710.58 = 2,047.48 : x
  2. Step 2: Convert to fraction form
    3,142.60/4,710.58 = 2,047.48/x
  3. Step 3: Cross multiply
    3,142.60x = 4,710.58 × 2,047.48
  4. Step 4: Simplify right side
    3,142.60x = 9,644,818.34
  5. Step 5: Solve for x
    x = 9,644,818.34/3,142.60
  6. Step 6: Final answer
    x = 3,069.06

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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.