Home / 6,587.03-9,880.49-2,688.71

Finding the Fourth Proportional to 6,587.03, 9,880.49 and 2,688.71

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Solution

The fourth proportional to 6,587.03, 9,880.49 and 2,688.71 is: 4,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.03 : 9,880.49 = 2,688.71 : x
  2. Step 2: Convert to fraction form
    6,587.03/9,880.49 = 2,688.71/x
  3. Step 3: Cross multiply
    6,587.03x = 9,880.49 × 2,688.71
  4. Step 4: Simplify right side
    6,587.03x = 26,565,729.59
  5. Step 5: Solve for x
    x = 26,565,729.59/6,587.03
  6. Step 6: Final answer
    x = 4,033.03

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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.