Home / 3,691.80-5,538.51-1,094.67

Finding the Fourth Proportional to 3,691.80, 5,538.51 and 1,094.67

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Solution

The fourth proportional to 3,691.80, 5,538.51 and 1,094.67 is: 1,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.80 : 5,538.51 = 1,094.67 : x
  2. Step 2: Convert to fraction form
    3,691.80/5,538.51 = 1,094.67/x
  3. Step 3: Cross multiply
    3,691.80x = 5,538.51 × 1,094.67
  4. Step 4: Simplify right side
    3,691.80x = 6,062,840.74
  5. Step 5: Solve for x
    x = 6,062,840.74/3,691.80
  6. Step 6: Final answer
    x = 1,642.25

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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.