Home / 8,703.26-12,002.34-6,710.66

Finding the Fourth Proportional to 8,703.26, 12,002.34 and 6,710.66

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Solution

The fourth proportional to 8,703.26, 12,002.34 and 6,710.66 is: 9,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703.26 : 12,002.34 = 6,710.66 : x
  2. Step 2: Convert to fraction form
    8,703.26/12,002.34 = 6,710.66/x
  3. Step 3: Cross multiply
    8,703.26x = 12,002.34 × 6,710.66
  4. Step 4: Simplify right side
    8,703.26x = 80,543,622.94
  5. Step 5: Solve for x
    x = 80,543,622.94/8,703.26
  6. Step 6: Final answer
    x = 9,254.42

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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.