Home / 11,615.04-17,457.12-5,463.36

Finding the Fourth Proportional to 11,615.04, 17,457.12 and 5,463.36

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Solution

The fourth proportional to 11,615.04, 17,457.12 and 5,463.36 is: 8,211.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615.04 : 17,457.12 = 5,463.36 : x
  2. Step 2: Convert to fraction form
    11,615.04/17,457.12 = 5,463.36/x
  3. Step 3: Cross multiply
    11,615.04x = 17,457.12 × 5,463.36
  4. Step 4: Simplify right side
    11,615.04x = 95,374,531.12
  5. Step 5: Solve for x
    x = 95,374,531.12/11,615.04
  6. Step 6: Final answer
    x = 8,211.30

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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.