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Finding the Fourth Proportional to 3,472.92, 4,795.08 and 2,148.36

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Solution

The fourth proportional to 3,472.92, 4,795.08 and 2,148.36 is: 2,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.92 : 4,795.08 = 2,148.36 : x
  2. Step 2: Convert to fraction form
    3,472.92/4,795.08 = 2,148.36/x
  3. Step 3: Cross multiply
    3,472.92x = 4,795.08 × 2,148.36
  4. Step 4: Simplify right side
    3,472.92x = 10,301,558.07
  5. Step 5: Solve for x
    x = 10,301,558.07/3,472.92
  6. Step 6: Final answer
    x = 2,966.25

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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.