Home / 5,602.99-7,732.31-3,085.36

Finding the Fourth Proportional to 5,602.99, 7,732.31 and 3,085.36

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Solution

The fourth proportional to 5,602.99, 7,732.31 and 3,085.36 is: 4,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,602.99 : 7,732.31 = 3,085.36 : x
  2. Step 2: Convert to fraction form
    5,602.99/7,732.31 = 3,085.36/x
  3. Step 3: Cross multiply
    5,602.99x = 7,732.31 × 3,085.36
  4. Step 4: Simplify right side
    5,602.99x = 23,856,959.98
  5. Step 5: Solve for x
    x = 23,856,959.98/5,602.99
  6. Step 6: Final answer
    x = 4,257.90

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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.