Home / 7,476.96-11,215.36-3,368.16

Finding the Fourth Proportional to 7,476.96, 11,215.36 and 3,368.16

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Solution

The fourth proportional to 7,476.96, 11,215.36 and 3,368.16 is: 5,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.96 : 11,215.36 = 3,368.16 : x
  2. Step 2: Convert to fraction form
    7,476.96/11,215.36 = 3,368.16/x
  3. Step 3: Cross multiply
    7,476.96x = 11,215.36 × 3,368.16
  4. Step 4: Simplify right side
    7,476.96x = 37,775,126.94
  5. Step 5: Solve for x
    x = 37,775,126.94/7,476.96
  6. Step 6: Final answer
    x = 5,052.20

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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.