Home / 8,348.72-11,521.58-4,812.26

Finding the Fourth Proportional to 8,348.72, 11,521.58 and 4,812.26

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Solution

The fourth proportional to 8,348.72, 11,521.58 and 4,812.26 is: 6,641.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.72 : 11,521.58 = 4,812.26 : x
  2. Step 2: Convert to fraction form
    8,348.72/11,521.58 = 4,812.26/x
  3. Step 3: Cross multiply
    8,348.72x = 11,521.58 × 4,812.26
  4. Step 4: Simplify right side
    8,348.72x = 55,444,756.90
  5. Step 5: Solve for x
    x = 55,444,756.90/8,348.72
  6. Step 6: Final answer
    x = 6,641.11

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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.