Home / 6,215.76-9,323.64-2,319.25

Finding the Fourth Proportional to 6,215.76, 9,323.64 and 2,319.25

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Solution

The fourth proportional to 6,215.76, 9,323.64 and 2,319.25 is: 3,478.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.76 : 9,323.64 = 2,319.25 : x
  2. Step 2: Convert to fraction form
    6,215.76/9,323.64 = 2,319.25/x
  3. Step 3: Cross multiply
    6,215.76x = 9,323.64 × 2,319.25
  4. Step 4: Simplify right side
    6,215.76x = 21,623,852.07
  5. Step 5: Solve for x
    x = 21,623,852.07/6,215.76
  6. Step 6: Final answer
    x = 3,478.88

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Similar ratio
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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.