Home / 5,601.56-7,730.74-3,478.44

Finding the Fourth Proportional to 5,601.56, 7,730.74 and 3,478.44

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Solution

The fourth proportional to 5,601.56, 7,730.74 and 3,478.44 is: 4,800.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.56 : 7,730.74 = 3,478.44 : x
  2. Step 2: Convert to fraction form
    5,601.56/7,730.74 = 3,478.44/x
  3. Step 3: Cross multiply
    5,601.56x = 7,730.74 × 3,478.44
  4. Step 4: Simplify right side
    5,601.56x = 26,890,948.58
  5. Step 5: Solve for x
    x = 26,890,948.58/5,601.56
  6. Step 6: Final answer
    x = 4,800.62

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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.