Home / 9,090.06-13,634.61-3,543.18

Finding the Fourth Proportional to 9,090.06, 13,634.61 and 3,543.18

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Solution

The fourth proportional to 9,090.06, 13,634.61 and 3,543.18 is: 5,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090.06 : 13,634.61 = 3,543.18 : x
  2. Step 2: Convert to fraction form
    9,090.06/13,634.61 = 3,543.18/x
  3. Step 3: Cross multiply
    9,090.06x = 13,634.61 × 3,543.18
  4. Step 4: Simplify right side
    9,090.06x = 48,309,877.46
  5. Step 5: Solve for x
    x = 48,309,877.46/9,090.06
  6. Step 6: Final answer
    x = 5,314.58

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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.