Home / 3,561.98-5,344.05-1,712.57

Finding the Fourth Proportional to 3,561.98, 5,344.05 and 1,712.57

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Solution

The fourth proportional to 3,561.98, 5,344.05 and 1,712.57 is: 2,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.98 : 5,344.05 = 1,712.57 : x
  2. Step 2: Convert to fraction form
    3,561.98/5,344.05 = 1,712.57/x
  3. Step 3: Cross multiply
    3,561.98x = 5,344.05 × 1,712.57
  4. Step 4: Simplify right side
    3,561.98x = 9,152,059.71
  5. Step 5: Solve for x
    x = 9,152,059.71/3,561.98
  6. Step 6: Final answer
    x = 2,569.37

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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.