Home / 10,802.40-16,203.96-3,010.56

Finding the Fourth Proportional to 10,802.40, 16,203.96 and 3,010.56

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Solution

The fourth proportional to 10,802.40, 16,203.96 and 3,010.56 is: 4,515.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,802.40 : 16,203.96 = 3,010.56 : x
  2. Step 2: Convert to fraction form
    10,802.40/16,203.96 = 3,010.56/x
  3. Step 3: Cross multiply
    10,802.40x = 16,203.96 × 3,010.56
  4. Step 4: Simplify right side
    10,802.40x = 48,782,993.82
  5. Step 5: Solve for x
    x = 48,782,993.82/10,802.40
  6. Step 6: Final answer
    x = 4,515.94

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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.