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Finding the Fourth Proportional to 6,773.50, 10,160.18 and 5,140.08

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Solution

The fourth proportional to 6,773.50, 10,160.18 and 5,140.08 is: 7,710.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.50 : 10,160.18 = 5,140.08 : x
  2. Step 2: Convert to fraction form
    6,773.50/10,160.18 = 5,140.08/x
  3. Step 3: Cross multiply
    6,773.50x = 10,160.18 × 5,140.08
  4. Step 4: Simplify right side
    6,773.50x = 52,224,138.01
  5. Step 5: Solve for x
    x = 52,224,138.01/6,773.50
  6. Step 6: Final answer
    x = 7,710.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.