Home / 9,054.13-13,581.48-2,814.18

Finding the Fourth Proportional to 9,054.13, 13,581.48 and 2,814.18

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Solution

The fourth proportional to 9,054.13, 13,581.48 and 2,814.18 is: 4,221.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054.13 : 13,581.48 = 2,814.18 : x
  2. Step 2: Convert to fraction form
    9,054.13/13,581.48 = 2,814.18/x
  3. Step 3: Cross multiply
    9,054.13x = 13,581.48 × 2,814.18
  4. Step 4: Simplify right side
    9,054.13x = 38,220,729.39
  5. Step 5: Solve for x
    x = 38,220,729.39/9,054.13
  6. Step 6: Final answer
    x = 4,221.36

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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.