Home / 3,531.49-5,295.21-1,065.58

Finding the Fourth Proportional to 3,531.49, 5,295.21 and 1,065.58

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Solution

The fourth proportional to 3,531.49, 5,295.21 and 1,065.58 is: 1,597.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.49 : 5,295.21 = 1,065.58 : x
  2. Step 2: Convert to fraction form
    3,531.49/5,295.21 = 1,065.58/x
  3. Step 3: Cross multiply
    3,531.49x = 5,295.21 × 1,065.58
  4. Step 4: Simplify right side
    3,531.49x = 5,642,469.87
  5. Step 5: Solve for x
    x = 5,642,469.87/3,531.49
  6. Step 6: Final answer
    x = 1,597.76

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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.