Home / 10,292.12-14,203.38-6,310.94

Finding the Fourth Proportional to 10,292.12, 14,203.38 and 6,310.94

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Solution

The fourth proportional to 10,292.12, 14,203.38 and 6,310.94 is: 8,709.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.12 : 14,203.38 = 6,310.94 : x
  2. Step 2: Convert to fraction form
    10,292.12/14,203.38 = 6,310.94/x
  3. Step 3: Cross multiply
    10,292.12x = 14,203.38 × 6,310.94
  4. Step 4: Simplify right side
    10,292.12x = 89,636,678.98
  5. Step 5: Solve for x
    x = 89,636,678.98/10,292.12
  6. Step 6: Final answer
    x = 8,709.25

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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.