Home / 3,554.76-5,332.95-1,089.81

Finding the Fourth Proportional to 3,554.76, 5,332.95 and 1,089.81

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Solution

The fourth proportional to 3,554.76, 5,332.95 and 1,089.81 is: 1,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.76 : 5,332.95 = 1,089.81 : x
  2. Step 2: Convert to fraction form
    3,554.76/5,332.95 = 1,089.81/x
  3. Step 3: Cross multiply
    3,554.76x = 5,332.95 × 1,089.81
  4. Step 4: Simplify right side
    3,554.76x = 5,811,902.24
  5. Step 5: Solve for x
    x = 5,811,902.24/3,554.76
  6. Step 6: Final answer
    x = 1,634.96

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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.