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Finding the Fourth Proportional to 6,358.70, 8,774.58 and 3,525.97

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Solution

The fourth proportional to 6,358.70, 8,774.58 and 3,525.97 is: 4,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358.70 : 8,774.58 = 3,525.97 : x
  2. Step 2: Convert to fraction form
    6,358.70/8,774.58 = 3,525.97/x
  3. Step 3: Cross multiply
    6,358.70x = 8,774.58 × 3,525.97
  4. Step 4: Simplify right side
    6,358.70x = 30,938,901.21
  5. Step 5: Solve for x
    x = 30,938,901.21/6,358.70
  6. Step 6: Final answer
    x = 4,865.60

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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.