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Finding the Fourth Proportional to 6,358.60, 8,774.87 and 3,526.01

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Solution

The fourth proportional to 6,358.60, 8,774.87 and 3,526.01 is: 4,865.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358.60 : 8,774.87 = 3,526.01 : x
  2. Step 2: Convert to fraction form
    6,358.60/8,774.87 = 3,526.01/x
  3. Step 3: Cross multiply
    6,358.60x = 8,774.87 × 3,526.01
  4. Step 4: Simplify right side
    6,358.60x = 30,940,279.37
  5. Step 5: Solve for x
    x = 30,940,279.37/6,358.60
  6. Step 6: Final answer
    x = 4,865.89

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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.