Home / 3,552.34-5,328.18-1,087.74

Finding the Fourth Proportional to 3,552.34, 5,328.18 and 1,087.74

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Solution

The fourth proportional to 3,552.34, 5,328.18 and 1,087.74 is: 1,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.34 : 5,328.18 = 1,087.74 : x
  2. Step 2: Convert to fraction form
    3,552.34/5,328.18 = 1,087.74/x
  3. Step 3: Cross multiply
    3,552.34x = 5,328.18 × 1,087.74
  4. Step 4: Simplify right side
    3,552.34x = 5,795,674.51
  5. Step 5: Solve for x
    x = 5,795,674.51/3,552.34
  6. Step 6: Final answer
    x = 1,631.51

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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.