Home / 10,280.44-15,424.12-3,261.60

Finding the Fourth Proportional to 10,280.44, 15,424.12 and 3,261.60

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Solution

The fourth proportional to 10,280.44, 15,424.12 and 3,261.60 is: 4,893.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.44 : 15,424.12 = 3,261.60 : x
  2. Step 2: Convert to fraction form
    10,280.44/15,424.12 = 3,261.60/x
  3. Step 3: Cross multiply
    10,280.44x = 15,424.12 × 3,261.60
  4. Step 4: Simplify right side
    10,280.44x = 50,307,309.79
  5. Step 5: Solve for x
    x = 50,307,309.79/10,280.44
  6. Step 6: Final answer
    x = 4,893.50

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1.5x scale

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.