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Finding the Fourth Proportional to 3,295.76, 4,548.57 and 1,898.51

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Solution

The fourth proportional to 3,295.76, 4,548.57 and 1,898.51 is: 2,620.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.76 : 4,548.57 = 1,898.51 : x
  2. Step 2: Convert to fraction form
    3,295.76/4,548.57 = 1,898.51/x
  3. Step 3: Cross multiply
    3,295.76x = 4,548.57 × 1,898.51
  4. Step 4: Simplify right side
    3,295.76x = 8,635,505.63
  5. Step 5: Solve for x
    x = 8,635,505.63/3,295.76
  6. Step 6: Final answer
    x = 2,620.19

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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.