Home / 3,689.37-5,520.02-2,047.23

Finding the Fourth Proportional to 3,689.37, 5,520.02 and 2,047.23

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Solution

The fourth proportional to 3,689.37, 5,520.02 and 2,047.23 is: 3,063.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.37 : 5,520.02 = 2,047.23 : x
  2. Step 2: Convert to fraction form
    3,689.37/5,520.02 = 2,047.23/x
  3. Step 3: Cross multiply
    3,689.37x = 5,520.02 × 2,047.23
  4. Step 4: Simplify right side
    3,689.37x = 11,300,740.31
  5. Step 5: Solve for x
    x = 11,300,740.31/3,689.37
  6. Step 6: Final answer
    x = 3,063.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.