Home / 3,651.02-5,038.22-2,079.62

Finding the Fourth Proportional to 3,651.02, 5,038.22 and 2,079.62

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Solution

The fourth proportional to 3,651.02, 5,038.22 and 2,079.62 is: 2,869.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.02 : 5,038.22 = 2,079.62 : x
  2. Step 2: Convert to fraction form
    3,651.02/5,038.22 = 2,079.62/x
  3. Step 3: Cross multiply
    3,651.02x = 5,038.22 × 2,079.62
  4. Step 4: Simplify right side
    3,651.02x = 10,477,563.08
  5. Step 5: Solve for x
    x = 10,477,563.08/3,651.02
  6. Step 6: Final answer
    x = 2,869.77

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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.