Home / 5,586.15-8,376.32-1,887.05

Finding the Fourth Proportional to 5,586.15, 8,376.32 and 1,887.05

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Solution

The fourth proportional to 5,586.15, 8,376.32 and 1,887.05 is: 2,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.15 : 8,376.32 = 1,887.05 : x
  2. Step 2: Convert to fraction form
    5,586.15/8,376.32 = 1,887.05/x
  3. Step 3: Cross multiply
    5,586.15x = 8,376.32 × 1,887.05
  4. Step 4: Simplify right side
    5,586.15x = 15,806,515.85
  5. Step 5: Solve for x
    x = 15,806,515.85/5,586.15
  6. Step 6: Final answer
    x = 2,829.59

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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.