Home / 1,509.66-2,261.25-1,493.07

Finding the Fourth Proportional to 1,509.66, 2,261.25 and 1,493.07

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Solution

The fourth proportional to 1,509.66, 2,261.25 and 1,493.07 is: 2,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509.66 : 2,261.25 = 1,493.07 : x
  2. Step 2: Convert to fraction form
    1,509.66/2,261.25 = 1,493.07/x
  3. Step 3: Cross multiply
    1,509.66x = 2,261.25 × 1,493.07
  4. Step 4: Simplify right side
    1,509.66x = 3,376,204.54
  5. Step 5: Solve for x
    x = 3,376,204.54/1,509.66
  6. Step 6: Final answer
    x = 2,236.40

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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.