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Finding the Fourth Proportional to 6,357.70, 8,774.14 and 3,525.96

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Solution

The fourth proportional to 6,357.70, 8,774.14 and 3,525.96 is: 4,866.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357.70 : 8,774.14 = 3,525.96 : x
  2. Step 2: Convert to fraction form
    6,357.70/8,774.14 = 3,525.96/x
  3. Step 3: Cross multiply
    6,357.70x = 8,774.14 × 3,525.96
  4. Step 4: Simplify right side
    6,357.70x = 30,937,266.67
  5. Step 5: Solve for x
    x = 30,937,266.67/6,357.70
  6. Step 6: Final answer
    x = 4,866.11

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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.