Home / 3,300.18-4,950.84-1,108.92

Finding the Fourth Proportional to 3,300.18, 4,950.84 and 1,108.92

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Solution

The fourth proportional to 3,300.18, 4,950.84 and 1,108.92 is: 1,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.18 : 4,950.84 = 1,108.92 : x
  2. Step 2: Convert to fraction form
    3,300.18/4,950.84 = 1,108.92/x
  3. Step 3: Cross multiply
    3,300.18x = 4,950.84 × 1,108.92
  4. Step 4: Simplify right side
    3,300.18x = 5,490,085.49
  5. Step 5: Solve for x
    x = 5,490,085.49/3,300.18
  6. Step 6: Final answer
    x = 1,663.57

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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.