Home / 6,156.21-8,495.45-3,503.56

Finding the Fourth Proportional to 6,156.21, 8,495.45 and 3,503.56

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Solution

The fourth proportional to 6,156.21, 8,495.45 and 3,503.56 is: 4,834.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.21 : 8,495.45 = 3,503.56 : x
  2. Step 2: Convert to fraction form
    6,156.21/8,495.45 = 3,503.56/x
  3. Step 3: Cross multiply
    6,156.21x = 8,495.45 × 3,503.56
  4. Step 4: Simplify right side
    6,156.21x = 29,764,276.32
  5. Step 5: Solve for x
    x = 29,764,276.32/6,156.21
  6. Step 6: Final answer
    x = 4,834.84

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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.