Home / 11,651.04-17,459.40-7,255.08

Finding the Fourth Proportional to 11,651.04, 17,459.40 and 7,255.08

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Solution

The fourth proportional to 11,651.04, 17,459.40 and 7,255.08 is: 10,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,651.04 : 17,459.40 = 7,255.08 : x
  2. Step 2: Convert to fraction form
    11,651.04/17,459.40 = 7,255.08/x
  3. Step 3: Cross multiply
    11,651.04x = 17,459.40 × 7,255.08
  4. Step 4: Simplify right side
    11,651.04x = 126,669,343.75
  5. Step 5: Solve for x
    x = 126,669,343.75/11,651.04
  6. Step 6: Final answer
    x = 10,871.93

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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.