Home / 3,047.59-4,205.69-1,650.34

Finding the Fourth Proportional to 3,047.59, 4,205.69 and 1,650.34

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Solution

The fourth proportional to 3,047.59, 4,205.69 and 1,650.34 is: 2,277.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.59 : 4,205.69 = 1,650.34 : x
  2. Step 2: Convert to fraction form
    3,047.59/4,205.69 = 1,650.34/x
  3. Step 3: Cross multiply
    3,047.59x = 4,205.69 × 1,650.34
  4. Step 4: Simplify right side
    3,047.59x = 6,940,810.18
  5. Step 5: Solve for x
    x = 6,940,810.18/3,047.59
  6. Step 6: Final answer
    x = 2,277.48

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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.