Home / 11,595.76-16,002.20-6,290.62

Finding the Fourth Proportional to 11,595.76, 16,002.20 and 6,290.62

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Solution

The fourth proportional to 11,595.76, 16,002.20 and 6,290.62 is: 8,681.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.76 : 16,002.20 = 6,290.62 : x
  2. Step 2: Convert to fraction form
    11,595.76/16,002.20 = 6,290.62/x
  3. Step 3: Cross multiply
    11,595.76x = 16,002.20 × 6,290.62
  4. Step 4: Simplify right side
    11,595.76x = 100,663,717.39
  5. Step 5: Solve for x
    x = 100,663,717.39/11,595.76
  6. Step 6: Final answer
    x = 8,681.08

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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.