Home / 10,678.58-15,997.04-6,508.26

Finding the Fourth Proportional to 10,678.58, 15,997.04 and 6,508.26

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Solution

The fourth proportional to 10,678.58, 15,997.04 and 6,508.26 is: 9,749.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678.58 : 15,997.04 = 6,508.26 : x
  2. Step 2: Convert to fraction form
    10,678.58/15,997.04 = 6,508.26/x
  3. Step 3: Cross multiply
    10,678.58x = 15,997.04 × 6,508.26
  4. Step 4: Simplify right side
    10,678.58x = 104,112,895.55
  5. Step 5: Solve for x
    x = 104,112,895.55/10,678.58
  6. Step 6: Final answer
    x = 9,749.69

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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.