Home / 2,754.46-4,133.57-1,111.13

Finding the Fourth Proportional to 2,754.46, 4,133.57 and 1,111.13

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Solution

The fourth proportional to 2,754.46, 4,133.57 and 1,111.13 is: 1,667.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.46 : 4,133.57 = 1,111.13 : x
  2. Step 2: Convert to fraction form
    2,754.46/4,133.57 = 1,111.13/x
  3. Step 3: Cross multiply
    2,754.46x = 4,133.57 × 1,111.13
  4. Step 4: Simplify right side
    2,754.46x = 4,592,933.63
  5. Step 5: Solve for x
    x = 4,592,933.63/2,754.46
  6. Step 6: Final answer
    x = 1,667.45

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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.