Home / 11,185.24-15,435.04-6,148.49

Finding the Fourth Proportional to 11,185.24, 15,435.04 and 6,148.49

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Solution

The fourth proportional to 11,185.24, 15,435.04 and 6,148.49 is: 8,484.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,185.24 : 15,435.04 = 6,148.49 : x
  2. Step 2: Convert to fraction form
    11,185.24/15,435.04 = 6,148.49/x
  3. Step 3: Cross multiply
    11,185.24x = 15,435.04 × 6,148.49
  4. Step 4: Simplify right side
    11,185.24x = 94,902,158.35
  5. Step 5: Solve for x
    x = 94,902,158.35/11,185.24
  6. Step 6: Final answer
    x = 8,484.59

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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.