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Finding the Fourth Proportional to 6,358.32, 8,774.28 and 3,525.84

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Solution

The fourth proportional to 6,358.32, 8,774.28 and 3,525.84 is: 4,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358.32 : 8,774.28 = 3,525.84 : x
  2. Step 2: Convert to fraction form
    6,358.32/8,774.28 = 3,525.84/x
  3. Step 3: Cross multiply
    6,358.32x = 8,774.28 × 3,525.84
  4. Step 4: Simplify right side
    6,358.32x = 30,936,707.40
  5. Step 5: Solve for x
    x = 30,936,707.40/6,358.32
  6. Step 6: Final answer
    x = 4,865.55

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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.