Home / 5,558.57-7,670.82-3,040.91

Finding the Fourth Proportional to 5,558.57, 7,670.82 and 3,040.91

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Solution

The fourth proportional to 5,558.57, 7,670.82 and 3,040.91 is: 4,196.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.57 : 7,670.82 = 3,040.91 : x
  2. Step 2: Convert to fraction form
    5,558.57/7,670.82 = 3,040.91/x
  3. Step 3: Cross multiply
    5,558.57x = 7,670.82 × 3,040.91
  4. Step 4: Simplify right side
    5,558.57x = 23,326,273.25
  5. Step 5: Solve for x
    x = 23,326,273.25/5,558.57
  6. Step 6: Final answer
    x = 4,196.45

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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.