Home / 5,599.18-8,378.22-4,672.45

Finding the Fourth Proportional to 5,599.18, 8,378.22 and 4,672.45

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Solution

The fourth proportional to 5,599.18, 8,378.22 and 4,672.45 is: 6,991.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.18 : 8,378.22 = 4,672.45 : x
  2. Step 2: Convert to fraction form
    5,599.18/8,378.22 = 4,672.45/x
  3. Step 3: Cross multiply
    5,599.18x = 8,378.22 × 4,672.45
  4. Step 4: Simplify right side
    5,599.18x = 39,146,772.15
  5. Step 5: Solve for x
    x = 39,146,772.15/5,599.18
  6. Step 6: Final answer
    x = 6,991.53

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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.