Home / 4,934.18-7,398.84-1,811.98

Finding the Fourth Proportional to 4,934.18, 7,398.84 and 1,811.98

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Solution

The fourth proportional to 4,934.18, 7,398.84 and 1,811.98 is: 2,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.18 : 7,398.84 = 1,811.98 : x
  2. Step 2: Convert to fraction form
    4,934.18/7,398.84 = 1,811.98/x
  3. Step 3: Cross multiply
    4,934.18x = 7,398.84 × 1,811.98
  4. Step 4: Simplify right side
    4,934.18x = 13,406,513.11
  5. Step 5: Solve for x
    x = 13,406,513.11/4,934.18
  6. Step 6: Final answer
    x = 2,717.07

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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.