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Finding the Fourth Proportional to 2,693.64, 4,026.02 and 2,429.50

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Solution

The fourth proportional to 2,693.64, 4,026.02 and 2,429.50 is: 3,631.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.64 : 4,026.02 = 2,429.50 : x
  2. Step 2: Convert to fraction form
    2,693.64/4,026.02 = 2,429.50/x
  3. Step 3: Cross multiply
    2,693.64x = 4,026.02 × 2,429.50
  4. Step 4: Simplify right side
    2,693.64x = 9,781,215.59
  5. Step 5: Solve for x
    x = 9,781,215.59/2,693.64
  6. Step 6: Final answer
    x = 3,631.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.