Home / 9,228.36-13,842.56-2,988.12

Finding the Fourth Proportional to 9,228.36, 13,842.56 and 2,988.12

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Solution

The fourth proportional to 9,228.36, 13,842.56 and 2,988.12 is: 4,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.36 : 13,842.56 = 2,988.12 : x
  2. Step 2: Convert to fraction form
    9,228.36/13,842.56 = 2,988.12/x
  3. Step 3: Cross multiply
    9,228.36x = 13,842.56 × 2,988.12
  4. Step 4: Simplify right side
    9,228.36x = 41,363,230.39
  5. Step 5: Solve for x
    x = 41,363,230.39/9,228.36
  6. Step 6: Final answer
    x = 4,482.19

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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.