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Finding the Fourth Proportional to 7,607.72, 10,498.29 and 4,250.48

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Solution

The fourth proportional to 7,607.72, 10,498.29 and 4,250.48 is: 5,865.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.72 : 10,498.29 = 4,250.48 : x
  2. Step 2: Convert to fraction form
    7,607.72/10,498.29 = 4,250.48/x
  3. Step 3: Cross multiply
    7,607.72x = 10,498.29 × 4,250.48
  4. Step 4: Simplify right side
    7,607.72x = 44,622,771.68
  5. Step 5: Solve for x
    x = 44,622,771.68/7,607.72
  6. Step 6: Final answer
    x = 5,865.46

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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.