Home / 1,911.13-2,867.13-594.81

Finding the Fourth Proportional to 1,911.13, 2,867.13 and 594.81

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Solution

The fourth proportional to 1,911.13, 2,867.13 and 594.81 is: 892.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911.13 : 2,867.13 = 594.81 : x
  2. Step 2: Convert to fraction form
    1,911.13/2,867.13 = 594.81/x
  3. Step 3: Cross multiply
    1,911.13x = 2,867.13 × 594.81
  4. Step 4: Simplify right side
    1,911.13x = 1,705,397.60
  5. Step 5: Solve for x
    x = 1,705,397.60/1,911.13
  6. Step 6: Final answer
    x = 892.35

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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.