Home / 2,756.24-4,135.52-1,440.98

Finding the Fourth Proportional to 2,756.24, 4,135.52 and 1,440.98

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Solution

The fourth proportional to 2,756.24, 4,135.52 and 1,440.98 is: 2,162.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.24 : 4,135.52 = 1,440.98 : x
  2. Step 2: Convert to fraction form
    2,756.24/4,135.52 = 1,440.98/x
  3. Step 3: Cross multiply
    2,756.24x = 4,135.52 × 1,440.98
  4. Step 4: Simplify right side
    2,756.24x = 5,959,201.61
  5. Step 5: Solve for x
    x = 5,959,201.61/2,756.24
  6. Step 6: Final answer
    x = 2,162.08

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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.