Home / 8,349.24-11,521.83-4,812.39

Finding the Fourth Proportional to 8,349.24, 11,521.83 and 4,812.39

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Solution

The fourth proportional to 8,349.24, 11,521.83 and 4,812.39 is: 6,641.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.24 : 11,521.83 = 4,812.39 : x
  2. Step 2: Convert to fraction form
    8,349.24/11,521.83 = 4,812.39/x
  3. Step 3: Cross multiply
    8,349.24x = 11,521.83 × 4,812.39
  4. Step 4: Simplify right side
    8,349.24x = 55,447,539.47
  5. Step 5: Solve for x
    x = 55,447,539.47/8,349.24
  6. Step 6: Final answer
    x = 6,641.03

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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.