Home / 10,077.87-15,116.94-3,504.18

Finding the Fourth Proportional to 10,077.87, 15,116.94 and 3,504.18

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Solution

The fourth proportional to 10,077.87, 15,116.94 and 3,504.18 is: 5,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.87 : 15,116.94 = 3,504.18 : x
  2. Step 2: Convert to fraction form
    10,077.87/15,116.94 = 3,504.18/x
  3. Step 3: Cross multiply
    10,077.87x = 15,116.94 × 3,504.18
  4. Step 4: Simplify right side
    10,077.87x = 52,972,478.81
  5. Step 5: Solve for x
    x = 52,972,478.81/10,077.87
  6. Step 6: Final answer
    x = 5,256.32

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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.