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Finding the Fourth Proportional to 7,313.98, 10,094.22 and 4,798.20

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Solution

The fourth proportional to 7,313.98, 10,094.22 and 4,798.20 is: 6,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.98 : 10,094.22 = 4,798.20 : x
  2. Step 2: Convert to fraction form
    7,313.98/10,094.22 = 4,798.20/x
  3. Step 3: Cross multiply
    7,313.98x = 10,094.22 × 4,798.20
  4. Step 4: Simplify right side
    7,313.98x = 48,434,086.40
  5. Step 5: Solve for x
    x = 48,434,086.40/7,313.98
  6. Step 6: Final answer
    x = 6,622.12

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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.