Home / 11,555.50-15,946.62-6,250.34

Finding the Fourth Proportional to 11,555.50, 15,946.62 and 6,250.34

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Solution

The fourth proportional to 11,555.50, 15,946.62 and 6,250.34 is: 8,625.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.50 : 15,946.62 = 6,250.34 : x
  2. Step 2: Convert to fraction form
    11,555.50/15,946.62 = 6,250.34/x
  3. Step 3: Cross multiply
    11,555.50x = 15,946.62 × 6,250.34
  4. Step 4: Simplify right side
    11,555.50x = 99,671,796.85
  5. Step 5: Solve for x
    x = 99,671,796.85/11,555.50
  6. Step 6: Final answer
    x = 8,625.49

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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.