Home / 5,319.95-7,338.60-3,194.91

Finding the Fourth Proportional to 5,319.95, 7,338.60 and 3,194.91

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Solution

The fourth proportional to 5,319.95, 7,338.60 and 3,194.91 is: 4,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.95 : 7,338.60 = 3,194.91 : x
  2. Step 2: Convert to fraction form
    5,319.95/7,338.60 = 3,194.91/x
  3. Step 3: Cross multiply
    5,319.95x = 7,338.60 × 3,194.91
  4. Step 4: Simplify right side
    5,319.95x = 23,446,166.53
  5. Step 5: Solve for x
    x = 23,446,166.53/5,319.95
  6. Step 6: Final answer
    x = 4,407.22

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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.