Home / 6,673.18-9,211.74-4,520.20

Finding the Fourth Proportional to 6,673.18, 9,211.74 and 4,520.20

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Solution

The fourth proportional to 6,673.18, 9,211.74 and 4,520.20 is: 6,239.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673.18 : 9,211.74 = 4,520.20 : x
  2. Step 2: Convert to fraction form
    6,673.18/9,211.74 = 4,520.20/x
  3. Step 3: Cross multiply
    6,673.18x = 9,211.74 × 4,520.20
  4. Step 4: Simplify right side
    6,673.18x = 41,638,907.15
  5. Step 5: Solve for x
    x = 41,638,907.15/6,673.18
  6. Step 6: Final answer
    x = 6,239.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.