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Finding the Fourth Proportional to 7,676.66, 11,495.55 and 4,746.08

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Solution

The fourth proportional to 7,676.66, 11,495.55 and 4,746.08 is: 7,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.66 : 11,495.55 = 4,746.08 : x
  2. Step 2: Convert to fraction form
    7,676.66/11,495.55 = 4,746.08/x
  3. Step 3: Cross multiply
    7,676.66x = 11,495.55 × 4,746.08
  4. Step 4: Simplify right side
    7,676.66x = 54,558,799.94
  5. Step 5: Solve for x
    x = 54,558,799.94/7,676.66
  6. Step 6: Final answer
    x = 7,107.10

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1.5x scale

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.