Home / 11,602.77-16,011.90-6,297.62

Finding the Fourth Proportional to 11,602.77, 16,011.90 and 6,297.62

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Solution

The fourth proportional to 11,602.77, 16,011.90 and 6,297.62 is: 8,690.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,602.77 : 16,011.90 = 6,297.62 : x
  2. Step 2: Convert to fraction form
    11,602.77/16,011.90 = 6,297.62/x
  3. Step 3: Cross multiply
    11,602.77x = 16,011.90 × 6,297.62
  4. Step 4: Simplify right side
    11,602.77x = 100,836,781.62
  5. Step 5: Solve for x
    x = 100,836,781.62/11,602.77
  6. Step 6: Final answer
    x = 8,690.75

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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.