Home / 11,045.25-15,242.45-6,077.25

Finding the Fourth Proportional to 11,045.25, 15,242.45 and 6,077.25

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Solution

The fourth proportional to 11,045.25, 15,242.45 and 6,077.25 is: 8,386.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.25 : 15,242.45 = 6,077.25 : x
  2. Step 2: Convert to fraction form
    11,045.25/15,242.45 = 6,077.25/x
  3. Step 3: Cross multiply
    11,045.25x = 15,242.45 × 6,077.25
  4. Step 4: Simplify right side
    11,045.25x = 92,632,148.88
  5. Step 5: Solve for x
    x = 92,632,148.88/11,045.25
  6. Step 6: Final answer
    x = 8,386.61

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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.