Home / 7,726.35-10,652.61-6,308.58

Finding the Fourth Proportional to 7,726.35, 10,652.61 and 6,308.58

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Solution

The fourth proportional to 7,726.35, 10,652.61 and 6,308.58 is: 8,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.35 : 10,652.61 = 6,308.58 : x
  2. Step 2: Convert to fraction form
    7,726.35/10,652.61 = 6,308.58/x
  3. Step 3: Cross multiply
    7,726.35x = 10,652.61 × 6,308.58
  4. Step 4: Simplify right side
    7,726.35x = 67,202,842.39
  5. Step 5: Solve for x
    x = 67,202,842.39/7,726.35
  6. Step 6: Final answer
    x = 8,697.88

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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.