Home / 6,090.40-9,137.12-2,531.76

Finding the Fourth Proportional to 6,090.40, 9,137.12 and 2,531.76

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Solution

The fourth proportional to 6,090.40, 9,137.12 and 2,531.76 is: 3,798.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.40 : 9,137.12 = 2,531.76 : x
  2. Step 2: Convert to fraction form
    6,090.40/9,137.12 = 2,531.76/x
  3. Step 3: Cross multiply
    6,090.40x = 9,137.12 × 2,531.76
  4. Step 4: Simplify right side
    6,090.40x = 23,132,994.93
  5. Step 5: Solve for x
    x = 23,132,994.93/6,090.40
  6. Step 6: Final answer
    x = 3,798.27

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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.