Home / 6,319.98-9,477.92-2,620.22

Finding the Fourth Proportional to 6,319.98, 9,477.92 and 2,620.22

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Solution

The fourth proportional to 6,319.98, 9,477.92 and 2,620.22 is: 3,929.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.98 : 9,477.92 = 2,620.22 : x
  2. Step 2: Convert to fraction form
    6,319.98/9,477.92 = 2,620.22/x
  3. Step 3: Cross multiply
    6,319.98x = 9,477.92 × 2,620.22
  4. Step 4: Simplify right side
    6,319.98x = 24,834,194.70
  5. Step 5: Solve for x
    x = 24,834,194.70/6,319.98
  6. Step 6: Final answer
    x = 3,929.47

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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.