Home / 11,621.49-16,039.15-6,587.52

Finding the Fourth Proportional to 11,621.49, 16,039.15 and 6,587.52

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Solution

The fourth proportional to 11,621.49, 16,039.15 and 6,587.52 is: 9,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.49 : 16,039.15 = 6,587.52 : x
  2. Step 2: Convert to fraction form
    11,621.49/16,039.15 = 6,587.52/x
  3. Step 3: Cross multiply
    11,621.49x = 16,039.15 × 6,587.52
  4. Step 4: Simplify right side
    11,621.49x = 105,658,221.41
  5. Step 5: Solve for x
    x = 105,658,221.41/11,621.49
  6. Step 6: Final answer
    x = 9,091.62

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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.