Home / 9,090.93-13,633.75-3,543.04

Finding the Fourth Proportional to 9,090.93, 13,633.75 and 3,543.04

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Solution

The fourth proportional to 9,090.93, 13,633.75 and 3,543.04 is: 5,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090.93 : 13,633.75 = 3,543.04 : x
  2. Step 2: Convert to fraction form
    9,090.93/13,633.75 = 3,543.04/x
  3. Step 3: Cross multiply
    9,090.93x = 13,633.75 × 3,543.04
  4. Step 4: Simplify right side
    9,090.93x = 48,304,943.07
  5. Step 5: Solve for x
    x = 48,304,943.07/9,090.93
  6. Step 6: Final answer
    x = 5,313.53

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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.