Home / 10,643.37-14,686.31-6,166.29

Finding the Fourth Proportional to 10,643.37, 14,686.31 and 6,166.29

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Solution

The fourth proportional to 10,643.37, 14,686.31 and 6,166.29 is: 8,508.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643.37 : 14,686.31 = 6,166.29 : x
  2. Step 2: Convert to fraction form
    10,643.37/14,686.31 = 6,166.29/x
  3. Step 3: Cross multiply
    10,643.37x = 14,686.31 × 6,166.29
  4. Step 4: Simplify right side
    10,643.37x = 90,560,046.49
  5. Step 5: Solve for x
    x = 90,560,046.49/10,643.37
  6. Step 6: Final answer
    x = 8,508.59

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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.