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Finding the Fourth Proportional to 7,363.48, 10,161.70 and 4,051.48

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Solution

The fourth proportional to 7,363.48, 10,161.70 and 4,051.48 is: 5,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.48 : 10,161.70 = 4,051.48 : x
  2. Step 2: Convert to fraction form
    7,363.48/10,161.70 = 4,051.48/x
  3. Step 3: Cross multiply
    7,363.48x = 10,161.70 × 4,051.48
  4. Step 4: Simplify right side
    7,363.48x = 41,169,924.32
  5. Step 5: Solve for x
    x = 41,169,924.32/7,363.48
  6. Step 6: Final answer
    x = 5,591.10

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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.