Home / 1,846.03-2,767.58-921.11

Finding the Fourth Proportional to 1,846.03, 2,767.58 and 921.11

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Solution

The fourth proportional to 1,846.03, 2,767.58 and 921.11 is: 1,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.03 : 2,767.58 = 921.11 : x
  2. Step 2: Convert to fraction form
    1,846.03/2,767.58 = 921.11/x
  3. Step 3: Cross multiply
    1,846.03x = 2,767.58 × 921.11
  4. Step 4: Simplify right side
    1,846.03x = 2,549,227.17
  5. Step 5: Solve for x
    x = 2,549,227.17/1,846.03
  6. Step 6: Final answer
    x = 1,380.93

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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.