Home / 6,384.16-9,576.20-3,480.88

Finding the Fourth Proportional to 6,384.16, 9,576.20 and 3,480.88

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Solution

The fourth proportional to 6,384.16, 9,576.20 and 3,480.88 is: 5,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384.16 : 9,576.20 = 3,480.88 : x
  2. Step 2: Convert to fraction form
    6,384.16/9,576.20 = 3,480.88/x
  3. Step 3: Cross multiply
    6,384.16x = 9,576.20 × 3,480.88
  4. Step 4: Simplify right side
    6,384.16x = 33,333,603.06
  5. Step 5: Solve for x
    x = 33,333,603.06/6,384.16
  6. Step 6: Final answer
    x = 5,221.30

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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.