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Finding the Fourth Proportional to 9,020.01, 13,530.02 and 5,919.63

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Solution

The fourth proportional to 9,020.01, 13,530.02 and 5,919.63 is: 8,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.01 : 13,530.02 = 5,919.63 : x
  2. Step 2: Convert to fraction form
    9,020.01/13,530.02 = 5,919.63/x
  3. Step 3: Cross multiply
    9,020.01x = 13,530.02 × 5,919.63
  4. Step 4: Simplify right side
    9,020.01x = 80,092,712.29
  5. Step 5: Solve for x
    x = 80,092,712.29/9,020.01
  6. Step 6: Final answer
    x = 8,879.45

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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.