Home / 11,081.72-15,295.95-6,548.60

Finding the Fourth Proportional to 11,081.72, 15,295.95 and 6,548.60

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Solution

The fourth proportional to 11,081.72, 15,295.95 and 6,548.60 is: 9,038.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.72 : 15,295.95 = 6,548.60 : x
  2. Step 2: Convert to fraction form
    11,081.72/15,295.95 = 6,548.60/x
  3. Step 3: Cross multiply
    11,081.72x = 15,295.95 × 6,548.60
  4. Step 4: Simplify right side
    11,081.72x = 100,167,058.17
  5. Step 5: Solve for x
    x = 100,167,058.17/11,081.72
  6. Step 6: Final answer
    x = 9,038.95

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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.