Home / 1,497.11-2,064.66-1,019.30

Finding the Fourth Proportional to 1,497.11, 2,064.66 and 1,019.30

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Solution

The fourth proportional to 1,497.11, 2,064.66 and 1,019.30 is: 1,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.11 : 2,064.66 = 1,019.30 : x
  2. Step 2: Convert to fraction form
    1,497.11/2,064.66 = 1,019.30/x
  3. Step 3: Cross multiply
    1,497.11x = 2,064.66 × 1,019.30
  4. Step 4: Simplify right side
    1,497.11x = 2,104,507.94
  5. Step 5: Solve for x
    x = 2,104,507.94/1,497.11
  6. Step 6: Final answer
    x = 1,405.71

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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.