Home / 5,741.05-7,922.74-5,542.40

Finding the Fourth Proportional to 5,741.05, 7,922.74 and 5,542.40

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Solution

The fourth proportional to 5,741.05, 7,922.74 and 5,542.40 is: 7,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.05 : 7,922.74 = 5,542.40 : x
  2. Step 2: Convert to fraction form
    5,741.05/7,922.74 = 5,542.40/x
  3. Step 3: Cross multiply
    5,741.05x = 7,922.74 × 5,542.40
  4. Step 4: Simplify right side
    5,741.05x = 43,910,994.18
  5. Step 5: Solve for x
    x = 43,910,994.18/5,741.05
  6. Step 6: Final answer
    x = 7,648.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.