Home / 7,411.12-11,118.18-3,028.93

Finding the Fourth Proportional to 7,411.12, 11,118.18 and 3,028.93

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Solution

The fourth proportional to 7,411.12, 11,118.18 and 3,028.93 is: 4,544.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.12 : 11,118.18 = 3,028.93 : x
  2. Step 2: Convert to fraction form
    7,411.12/11,118.18 = 3,028.93/x
  3. Step 3: Cross multiply
    7,411.12x = 11,118.18 × 3,028.93
  4. Step 4: Simplify right side
    7,411.12x = 33,676,188.95
  5. Step 5: Solve for x
    x = 33,676,188.95/7,411.12
  6. Step 6: Final answer
    x = 4,544.01

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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.