Home / 9,795.42-13,517.55-5,319.22

Finding the Fourth Proportional to 9,795.42, 13,517.55 and 5,319.22

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Solution

The fourth proportional to 9,795.42, 13,517.55 and 5,319.22 is: 7,340.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.42 : 13,517.55 = 5,319.22 : x
  2. Step 2: Convert to fraction form
    9,795.42/13,517.55 = 5,319.22/x
  3. Step 3: Cross multiply
    9,795.42x = 13,517.55 × 5,319.22
  4. Step 4: Simplify right side
    9,795.42x = 71,902,822.31
  5. Step 5: Solve for x
    x = 71,902,822.31/9,795.42
  6. Step 6: Final answer
    x = 7,340.45

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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.