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Finding the Fourth Proportional to 8,750.22, 12,077.94 and 5,606.34

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Solution

The fourth proportional to 8,750.22, 12,077.94 and 5,606.34 is: 7,738.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.22 : 12,077.94 = 5,606.34 : x
  2. Step 2: Convert to fraction form
    8,750.22/12,077.94 = 5,606.34/x
  3. Step 3: Cross multiply
    8,750.22x = 12,077.94 × 5,606.34
  4. Step 4: Simplify right side
    8,750.22x = 67,713,038.14
  5. Step 5: Solve for x
    x = 67,713,038.14/8,750.22
  6. Step 6: Final answer
    x = 7,738.44

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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.