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Finding the Fourth Proportional to 6,090.57, 9,129.38 and 4,353.93

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Solution

The fourth proportional to 6,090.57, 9,129.38 and 4,353.93 is: 6,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.57 : 9,129.38 = 4,353.93 : x
  2. Step 2: Convert to fraction form
    6,090.57/9,129.38 = 4,353.93/x
  3. Step 3: Cross multiply
    6,090.57x = 9,129.38 × 4,353.93
  4. Step 4: Simplify right side
    6,090.57x = 39,748,659.69
  5. Step 5: Solve for x
    x = 39,748,659.69/6,090.57
  6. Step 6: Final answer
    x = 6,526.26

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1.5x scale

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.