Home / 3,637.02-5,022.63-3,109.98

Finding the Fourth Proportional to 3,637.02, 5,022.63 and 3,109.98

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Solution

The fourth proportional to 3,637.02, 5,022.63 and 3,109.98 is: 4,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.02 : 5,022.63 = 3,109.98 : x
  2. Step 2: Convert to fraction form
    3,637.02/5,022.63 = 3,109.98/x
  3. Step 3: Cross multiply
    3,637.02x = 5,022.63 × 3,109.98
  4. Step 4: Simplify right side
    3,637.02x = 15,620,278.85
  5. Step 5: Solve for x
    x = 15,620,278.85/3,637.02
  6. Step 6: Final answer
    x = 4,294.80

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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.