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Finding the Fourth Proportional to 7,073.22, 9,762.12 and 5,090.34

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Solution

The fourth proportional to 7,073.22, 9,762.12 and 5,090.34 is: 7,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.22 : 9,762.12 = 5,090.34 : x
  2. Step 2: Convert to fraction form
    7,073.22/9,762.12 = 5,090.34/x
  3. Step 3: Cross multiply
    7,073.22x = 9,762.12 × 5,090.34
  4. Step 4: Simplify right side
    7,073.22x = 49,692,509.92
  5. Step 5: Solve for x
    x = 49,692,509.92/7,073.22
  6. Step 6: Final answer
    x = 7,025.44

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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.