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Finding the Fourth Proportional to 5,586.95, 8,379.63 and 1,888.68

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Solution

The fourth proportional to 5,586.95, 8,379.63 and 1,888.68 is: 2,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.95 : 8,379.63 = 1,888.68 : x
  2. Step 2: Convert to fraction form
    5,586.95/8,379.63 = 1,888.68/x
  3. Step 3: Cross multiply
    5,586.95x = 8,379.63 × 1,888.68
  4. Step 4: Simplify right side
    5,586.95x = 15,826,439.59
  5. Step 5: Solve for x
    x = 15,826,439.59/5,586.95
  6. Step 6: Final answer
    x = 2,832.75

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1.5x scale

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.