Home / 8,625.45-11,896.56-6,501.63

Finding the Fourth Proportional to 8,625.45, 11,896.56 and 6,501.63

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Solution

The fourth proportional to 8,625.45, 11,896.56 and 6,501.63 is: 8,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625.45 : 11,896.56 = 6,501.63 : x
  2. Step 2: Convert to fraction form
    8,625.45/11,896.56 = 6,501.63/x
  3. Step 3: Cross multiply
    8,625.45x = 11,896.56 × 6,501.63
  4. Step 4: Simplify right side
    8,625.45x = 77,347,031.39
  5. Step 5: Solve for x
    x = 77,347,031.39/8,625.45
  6. Step 6: Final answer
    x = 8,967.30

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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.