Home / 10,778.91-14,875.65-6,063.19

Finding the Fourth Proportional to 10,778.91, 14,875.65 and 6,063.19

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Solution

The fourth proportional to 10,778.91, 14,875.65 and 6,063.19 is: 8,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778.91 : 14,875.65 = 6,063.19 : x
  2. Step 2: Convert to fraction form
    10,778.91/14,875.65 = 6,063.19/x
  3. Step 3: Cross multiply
    10,778.91x = 14,875.65 × 6,063.19
  4. Step 4: Simplify right side
    10,778.91x = 90,193,855.13
  5. Step 5: Solve for x
    x = 90,193,855.13/10,778.91
  6. Step 6: Final answer
    x = 8,367.63

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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.