Home / 7,676.24-11,458.30-6,587.60

Finding the Fourth Proportional to 7,676.24, 11,458.30 and 6,587.60

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Solution

The fourth proportional to 7,676.24, 11,458.30 and 6,587.60 is: 9,833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.24 : 11,458.30 = 6,587.60 : x
  2. Step 2: Convert to fraction form
    7,676.24/11,458.30 = 6,587.60/x
  3. Step 3: Cross multiply
    7,676.24x = 11,458.30 × 6,587.60
  4. Step 4: Simplify right side
    7,676.24x = 75,482,697.08
  5. Step 5: Solve for x
    x = 75,482,697.08/7,676.24
  6. Step 6: Final answer
    x = 9,833.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.