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Finding the Fourth Proportional to 6,707.80, 10,050.90 and 5,606.20

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Solution

The fourth proportional to 6,707.80, 10,050.90 and 5,606.20 is: 8,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.80 : 10,050.90 = 5,606.20 : x
  2. Step 2: Convert to fraction form
    6,707.80/10,050.90 = 5,606.20/x
  3. Step 3: Cross multiply
    6,707.80x = 10,050.90 × 5,606.20
  4. Step 4: Simplify right side
    6,707.80x = 56,347,355.58
  5. Step 5: Solve for x
    x = 56,347,355.58/6,707.80
  6. Step 6: Final answer
    x = 8,400.27

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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.