Home / 5,476.48-8,206.96-4,238.13

Finding the Fourth Proportional to 5,476.48, 8,206.96 and 4,238.13

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Solution

The fourth proportional to 5,476.48, 8,206.96 and 4,238.13 is: 6,351.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.48 : 8,206.96 = 4,238.13 : x
  2. Step 2: Convert to fraction form
    5,476.48/8,206.96 = 4,238.13/x
  3. Step 3: Cross multiply
    5,476.48x = 8,206.96 × 4,238.13
  4. Step 4: Simplify right side
    5,476.48x = 34,782,122.01
  5. Step 5: Solve for x
    x = 34,782,122.01/5,476.48
  6. Step 6: Final answer
    x = 6,351.18

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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.