Home / 1,511.66-2,277.59-1,365.58

Finding the Fourth Proportional to 1,511.66, 2,277.59 and 1,365.58

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Solution

The fourth proportional to 1,511.66, 2,277.59 and 1,365.58 is: 2,057.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.66 : 2,277.59 = 1,365.58 : x
  2. Step 2: Convert to fraction form
    1,511.66/2,277.59 = 1,365.58/x
  3. Step 3: Cross multiply
    1,511.66x = 2,277.59 × 1,365.58
  4. Step 4: Simplify right side
    1,511.66x = 3,110,231.35
  5. Step 5: Solve for x
    x = 3,110,231.35/1,511.66
  6. Step 6: Final answer
    x = 2,057.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.