Home / 6,425.13-8,866.76-3,772.59

Finding the Fourth Proportional to 6,425.13, 8,866.76 and 3,772.59

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Solution

The fourth proportional to 6,425.13, 8,866.76 and 3,772.59 is: 5,206.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.13 : 8,866.76 = 3,772.59 : x
  2. Step 2: Convert to fraction form
    6,425.13/8,866.76 = 3,772.59/x
  3. Step 3: Cross multiply
    6,425.13x = 8,866.76 × 3,772.59
  4. Step 4: Simplify right side
    6,425.13x = 33,450,631.25
  5. Step 5: Solve for x
    x = 33,450,631.25/6,425.13
  6. Step 6: Final answer
    x = 5,206.22

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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.