Home / 5,442.89-7,511.22-3,085.02

Finding the Fourth Proportional to 5,442.89, 7,511.22 and 3,085.02

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Solution

The fourth proportional to 5,442.89, 7,511.22 and 3,085.02 is: 4,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.89 : 7,511.22 = 3,085.02 : x
  2. Step 2: Convert to fraction form
    5,442.89/7,511.22 = 3,085.02/x
  3. Step 3: Cross multiply
    5,442.89x = 7,511.22 × 3,085.02
  4. Step 4: Simplify right side
    5,442.89x = 23,172,263.92
  5. Step 5: Solve for x
    x = 23,172,263.92/5,442.89
  6. Step 6: Final answer
    x = 4,257.35

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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.