Home / 3,435.24-5,153.22-1,126.92

Finding the Fourth Proportional to 3,435.24, 5,153.22 and 1,126.92

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Solution

The fourth proportional to 3,435.24, 5,153.22 and 1,126.92 is: 1,690.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.24 : 5,153.22 = 1,126.92 : x
  2. Step 2: Convert to fraction form
    3,435.24/5,153.22 = 1,126.92/x
  3. Step 3: Cross multiply
    3,435.24x = 5,153.22 × 1,126.92
  4. Step 4: Simplify right side
    3,435.24x = 5,807,266.68
  5. Step 5: Solve for x
    x = 5,807,266.68/3,435.24
  6. Step 6: Final answer
    x = 1,690.50

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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.