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Finding the Fourth Proportional to 2,364.48, 3,262.96 and 1,316.48

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Solution

The fourth proportional to 2,364.48, 3,262.96 and 1,316.48 is: 1,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.48 : 3,262.96 = 1,316.48 : x
  2. Step 2: Convert to fraction form
    2,364.48/3,262.96 = 1,316.48/x
  3. Step 3: Cross multiply
    2,364.48x = 3,262.96 × 1,316.48
  4. Step 4: Simplify right side
    2,364.48x = 4,295,621.58
  5. Step 5: Solve for x
    x = 4,295,621.58/2,364.48
  6. Step 6: Final answer
    x = 1,816.73

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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.