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Finding the Fourth Proportional to 11,363.10, 17,042.01 and 4,340.55

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Solution

The fourth proportional to 11,363.10, 17,042.01 and 4,340.55 is: 6,509.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.10 : 17,042.01 = 4,340.55 : x
  2. Step 2: Convert to fraction form
    11,363.10/17,042.01 = 4,340.55/x
  3. Step 3: Cross multiply
    11,363.10x = 17,042.01 × 4,340.55
  4. Step 4: Simplify right side
    11,363.10x = 73,971,696.51
  5. Step 5: Solve for x
    x = 73,971,696.51/11,363.10
  6. Step 6: Final answer
    x = 6,509.82

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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.