Home / 5,586.95-8,381.33-1,889.40

Finding the Fourth Proportional to 5,586.95, 8,381.33 and 1,889.40

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Solution

The fourth proportional to 5,586.95, 8,381.33 and 1,889.40 is: 2,834.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.95 : 8,381.33 = 1,889.40 : x
  2. Step 2: Convert to fraction form
    5,586.95/8,381.33 = 1,889.40/x
  3. Step 3: Cross multiply
    5,586.95x = 8,381.33 × 1,889.40
  4. Step 4: Simplify right side
    5,586.95x = 15,835,675.46
  5. Step 5: Solve for x
    x = 15,835,675.46/5,586.95
  6. Step 6: Final answer
    x = 2,834.41

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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.