Home / 10,186.50-14,080.92-8,498.07

Finding the Fourth Proportional to 10,186.50, 14,080.92 and 8,498.07

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Solution

The fourth proportional to 10,186.50, 14,080.92 and 8,498.07 is: 11,746.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186.50 : 14,080.92 = 8,498.07 : x
  2. Step 2: Convert to fraction form
    10,186.50/14,080.92 = 8,498.07/x
  3. Step 3: Cross multiply
    10,186.50x = 14,080.92 × 8,498.07
  4. Step 4: Simplify right side
    10,186.50x = 119,660,643.82
  5. Step 5: Solve for x
    x = 119,660,643.82/10,186.50
  6. Step 6: Final answer
    x = 11,746.98

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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.