Home / 7,486.76-10,325.68-6,588.56

Finding the Fourth Proportional to 7,486.76, 10,325.68 and 6,588.56

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Solution

The fourth proportional to 7,486.76, 10,325.68 and 6,588.56 is: 9,086.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.76 : 10,325.68 = 6,588.56 : x
  2. Step 2: Convert to fraction form
    7,486.76/10,325.68 = 6,588.56/x
  3. Step 3: Cross multiply
    7,486.76x = 10,325.68 × 6,588.56
  4. Step 4: Simplify right side
    7,486.76x = 68,031,362.22
  5. Step 5: Solve for x
    x = 68,031,362.22/7,486.76
  6. Step 6: Final answer
    x = 9,086.89

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Half scale
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Double scale
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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.