Home / 6,473.79-9,708.48-2,090.16

Finding the Fourth Proportional to 6,473.79, 9,708.48 and 2,090.16

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Solution

The fourth proportional to 6,473.79, 9,708.48 and 2,090.16 is: 3,134.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473.79 : 9,708.48 = 2,090.16 : x
  2. Step 2: Convert to fraction form
    6,473.79/9,708.48 = 2,090.16/x
  3. Step 3: Cross multiply
    6,473.79x = 9,708.48 × 2,090.16
  4. Step 4: Simplify right side
    6,473.79x = 20,292,276.56
  5. Step 5: Solve for x
    x = 20,292,276.56/6,473.79
  6. Step 6: Final answer
    x = 3,134.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.