Home / 1,484.12-2,228.72-1,237.07

Finding the Fourth Proportional to 1,484.12, 2,228.72 and 1,237.07

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Solution

The fourth proportional to 1,484.12, 2,228.72 and 1,237.07 is: 1,857.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.12 : 2,228.72 = 1,237.07 : x
  2. Step 2: Convert to fraction form
    1,484.12/2,228.72 = 1,237.07/x
  3. Step 3: Cross multiply
    1,484.12x = 2,228.72 × 1,237.07
  4. Step 4: Simplify right side
    1,484.12x = 2,757,082.04
  5. Step 5: Solve for x
    x = 2,757,082.04/1,484.12
  6. Step 6: Final answer
    x = 1,857.72

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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.