Home / 10,015.58-15,024.39-3,440.91

Finding the Fourth Proportional to 10,015.58, 15,024.39 and 3,440.91

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Solution

The fourth proportional to 10,015.58, 15,024.39 and 3,440.91 is: 5,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.58 : 15,024.39 = 3,440.91 : x
  2. Step 2: Convert to fraction form
    10,015.58/15,024.39 = 3,440.91/x
  3. Step 3: Cross multiply
    10,015.58x = 15,024.39 × 3,440.91
  4. Step 4: Simplify right side
    10,015.58x = 51,697,573.79
  5. Step 5: Solve for x
    x = 51,697,573.79/10,015.58
  6. Step 6: Final answer
    x = 5,161.72

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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.