Home / 11,555.62-15,946.76-6,250.44

Finding the Fourth Proportional to 11,555.62, 15,946.76 and 6,250.44

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Solution

The fourth proportional to 11,555.62, 15,946.76 and 6,250.44 is: 8,625.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.62 : 15,946.76 = 6,250.44 : x
  2. Step 2: Convert to fraction form
    11,555.62/15,946.76 = 6,250.44/x
  3. Step 3: Cross multiply
    11,555.62x = 15,946.76 × 6,250.44
  4. Step 4: Simplify right side
    11,555.62x = 99,674,266.57
  5. Step 5: Solve for x
    x = 99,674,266.57/11,555.62
  6. Step 6: Final answer
    x = 8,625.61

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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.