Home / 11,045.28-15,239.85-7,466.91

Finding the Fourth Proportional to 11,045.28, 15,239.85 and 7,466.91

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Solution

The fourth proportional to 11,045.28, 15,239.85 and 7,466.91 is: 10,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.28 : 15,239.85 = 7,466.91 : x
  2. Step 2: Convert to fraction form
    11,045.28/15,239.85 = 7,466.91/x
  3. Step 3: Cross multiply
    11,045.28x = 15,239.85 × 7,466.91
  4. Step 4: Simplify right side
    11,045.28x = 113,794,588.36
  5. Step 5: Solve for x
    x = 113,794,588.36/11,045.28
  6. Step 6: Final answer
    x = 10,302.55

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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.