Home / 1,465.02-2,195.82-1,191.60

Finding the Fourth Proportional to 1,465.02, 2,195.82 and 1,191.60

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Solution

The fourth proportional to 1,465.02, 2,195.82 and 1,191.60 is: 1,786.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.02 : 2,195.82 = 1,191.60 : x
  2. Step 2: Convert to fraction form
    1,465.02/2,195.82 = 1,191.60/x
  3. Step 3: Cross multiply
    1,465.02x = 2,195.82 × 1,191.60
  4. Step 4: Simplify right side
    1,465.02x = 2,616,539.11
  5. Step 5: Solve for x
    x = 2,616,539.11/1,465.02
  6. Step 6: Final answer
    x = 1,786.01

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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.