Home / 8,040.79-11,097.66-4,685.59

Finding the Fourth Proportional to 8,040.79, 11,097.66 and 4,685.59

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Solution

The fourth proportional to 8,040.79, 11,097.66 and 4,685.59 is: 6,466.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.79 : 11,097.66 = 4,685.59 : x
  2. Step 2: Convert to fraction form
    8,040.79/11,097.66 = 4,685.59/x
  3. Step 3: Cross multiply
    8,040.79x = 11,097.66 × 4,685.59
  4. Step 4: Simplify right side
    8,040.79x = 51,999,084.72
  5. Step 5: Solve for x
    x = 51,999,084.72/8,040.79
  6. Step 6: Final answer
    x = 6,466.91

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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.