Home / 11,271.69-15,548.34-6,792.60

Finding the Fourth Proportional to 11,271.69, 15,548.34 and 6,792.60

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Solution

The fourth proportional to 11,271.69, 15,548.34 and 6,792.60 is: 9,369.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.69 : 15,548.34 = 6,792.60 : x
  2. Step 2: Convert to fraction form
    11,271.69/15,548.34 = 6,792.60/x
  3. Step 3: Cross multiply
    11,271.69x = 15,548.34 × 6,792.60
  4. Step 4: Simplify right side
    11,271.69x = 105,613,654.28
  5. Step 5: Solve for x
    x = 105,613,654.28/11,271.69
  6. Step 6: Final answer
    x = 9,369.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.