Home / 1,465.02-2,195.99-909.73

Finding the Fourth Proportional to 1,465.02, 2,195.99 and 909.73

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Solution

The fourth proportional to 1,465.02, 2,195.99 and 909.73 is: 1,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.02 : 2,195.99 = 909.73 : x
  2. Step 2: Convert to fraction form
    1,465.02/2,195.99 = 909.73/x
  3. Step 3: Cross multiply
    1,465.02x = 2,195.99 × 909.73
  4. Step 4: Simplify right side
    1,465.02x = 1,997,757.98
  5. Step 5: Solve for x
    x = 1,997,757.98/1,465.02
  6. Step 6: Final answer
    x = 1,363.64

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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.