Home / 6,090.51-9,132.30-1,929.72

Finding the Fourth Proportional to 6,090.51, 9,132.30 and 1,929.72

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Solution

The fourth proportional to 6,090.51, 9,132.30 and 1,929.72 is: 2,893.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.51 : 9,132.30 = 1,929.72 : x
  2. Step 2: Convert to fraction form
    6,090.51/9,132.30 = 1,929.72/x
  3. Step 3: Cross multiply
    6,090.51x = 9,132.30 × 1,929.72
  4. Step 4: Simplify right side
    6,090.51x = 17,622,781.96
  5. Step 5: Solve for x
    x = 17,622,781.96/6,090.51
  6. Step 6: Final answer
    x = 2,893.48

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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.