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Finding the Fourth Proportional to 3,602.68, 4,970.55 and 2,844.06

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Solution

The fourth proportional to 3,602.68, 4,970.55 and 2,844.06 is: 3,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.68 : 4,970.55 = 2,844.06 : x
  2. Step 2: Convert to fraction form
    3,602.68/4,970.55 = 2,844.06/x
  3. Step 3: Cross multiply
    3,602.68x = 4,970.55 × 2,844.06
  4. Step 4: Simplify right side
    3,602.68x = 14,136,542.43
  5. Step 5: Solve for x
    x = 14,136,542.43/3,602.68
  6. Step 6: Final answer
    x = 3,923.90

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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.