Home / 5,040.78-6,959.67-4,508.01

Finding the Fourth Proportional to 5,040.78, 6,959.67 and 4,508.01

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Solution

The fourth proportional to 5,040.78, 6,959.67 and 4,508.01 is: 6,224.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.78 : 6,959.67 = 4,508.01 : x
  2. Step 2: Convert to fraction form
    5,040.78/6,959.67 = 4,508.01/x
  3. Step 3: Cross multiply
    5,040.78x = 6,959.67 × 4,508.01
  4. Step 4: Simplify right side
    5,040.78x = 31,374,261.96
  5. Step 5: Solve for x
    x = 31,374,261.96/5,040.78
  6. Step 6: Final answer
    x = 6,224.09

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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.