Home / 1,909.22-2,860.23-1,497.10

Finding the Fourth Proportional to 1,909.22, 2,860.23 and 1,497.10

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Solution

The fourth proportional to 1,909.22, 2,860.23 and 1,497.10 is: 2,242.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909.22 : 2,860.23 = 1,497.10 : x
  2. Step 2: Convert to fraction form
    1,909.22/2,860.23 = 1,497.10/x
  3. Step 3: Cross multiply
    1,909.22x = 2,860.23 × 1,497.10
  4. Step 4: Simplify right side
    1,909.22x = 4,282,050.33
  5. Step 5: Solve for x
    x = 4,282,050.33/1,909.22
  6. Step 6: Final answer
    x = 2,242.83

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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.