Home / 2,753.35-3,800.64-2,011.13

Finding the Fourth Proportional to 2,753.35, 3,800.64 and 2,011.13

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Solution

The fourth proportional to 2,753.35, 3,800.64 and 2,011.13 is: 2,776.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.35 : 3,800.64 = 2,011.13 : x
  2. Step 2: Convert to fraction form
    2,753.35/3,800.64 = 2,011.13/x
  3. Step 3: Cross multiply
    2,753.35x = 3,800.64 × 2,011.13
  4. Step 4: Simplify right side
    2,753.35x = 7,643,581.12
  5. Step 5: Solve for x
    x = 7,643,581.12/2,753.35
  6. Step 6: Final answer
    x = 2,776.10

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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.