Home / 3,053.78-4,587.96-1,960.28

Finding the Fourth Proportional to 3,053.78, 4,587.96 and 1,960.28

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Solution

The fourth proportional to 3,053.78, 4,587.96 and 1,960.28 is: 2,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.78 : 4,587.96 = 1,960.28 : x
  2. Step 2: Convert to fraction form
    3,053.78/4,587.96 = 1,960.28/x
  3. Step 3: Cross multiply
    3,053.78x = 4,587.96 × 1,960.28
  4. Step 4: Simplify right side
    3,053.78x = 8,993,686.23
  5. Step 5: Solve for x
    x = 8,993,686.23/3,053.78
  6. Step 6: Final answer
    x = 2,945.10

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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.