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Finding the Fourth Proportional to 1,636.04, 2,444.05 and 1,347.68

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Solution

The fourth proportional to 1,636.04, 2,444.05 and 1,347.68 is: 2,013.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636.04 : 2,444.05 = 1,347.68 : x
  2. Step 2: Convert to fraction form
    1,636.04/2,444.05 = 1,347.68/x
  3. Step 3: Cross multiply
    1,636.04x = 2,444.05 × 1,347.68
  4. Step 4: Simplify right side
    1,636.04x = 3,293,797.30
  5. Step 5: Solve for x
    x = 3,293,797.30/1,636.04
  6. Step 6: Final answer
    x = 2,013.27

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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.