Home / 2,285.04-3,427.38-898.68

Finding the Fourth Proportional to 2,285.04, 3,427.38 and 898.68

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Solution

The fourth proportional to 2,285.04, 3,427.38 and 898.68 is: 1,347.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.04 : 3,427.38 = 898.68 : x
  2. Step 2: Convert to fraction form
    2,285.04/3,427.38 = 898.68/x
  3. Step 3: Cross multiply
    2,285.04x = 3,427.38 × 898.68
  4. Step 4: Simplify right side
    2,285.04x = 3,080,117.86
  5. Step 5: Solve for x
    x = 3,080,117.86/2,285.04
  6. Step 6: Final answer
    x = 1,347.95

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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.