Home / 4,036.75-6,055.45-1,115.05

Finding the Fourth Proportional to 4,036.75, 6,055.45 and 1,115.05

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Solution

The fourth proportional to 4,036.75, 6,055.45 and 1,115.05 is: 1,672.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,036.75 : 6,055.45 = 1,115.05 : x
  2. Step 2: Convert to fraction form
    4,036.75/6,055.45 = 1,115.05/x
  3. Step 3: Cross multiply
    4,036.75x = 6,055.45 × 1,115.05
  4. Step 4: Simplify right side
    4,036.75x = 6,752,129.52
  5. Step 5: Solve for x
    x = 6,752,129.52/4,036.75
  6. Step 6: Final answer
    x = 1,672.66

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1.5x scale

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.