Home / 1,817.40-2,725.85-584.67

Finding the Fourth Proportional to 1,817.40, 2,725.85 and 584.67

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Solution

The fourth proportional to 1,817.40, 2,725.85 and 584.67 is: 876.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.40 : 2,725.85 = 584.67 : x
  2. Step 2: Convert to fraction form
    1,817.40/2,725.85 = 584.67/x
  3. Step 3: Cross multiply
    1,817.40x = 2,725.85 × 584.67
  4. Step 4: Simplify right side
    1,817.40x = 1,593,719.07
  5. Step 5: Solve for x
    x = 1,593,719.07/1,817.40
  6. Step 6: Final answer
    x = 876.92

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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.