Home / 11,541.20-15,926.66-6,505.94

Finding the Fourth Proportional to 11,541.20, 15,926.66 and 6,505.94

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Solution

The fourth proportional to 11,541.20, 15,926.66 and 6,505.94 is: 8,978.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.20 : 15,926.66 = 6,505.94 : x
  2. Step 2: Convert to fraction form
    11,541.20/15,926.66 = 6,505.94/x
  3. Step 3: Cross multiply
    11,541.20x = 15,926.66 × 6,505.94
  4. Step 4: Simplify right side
    11,541.20x = 103,617,894.36
  5. Step 5: Solve for x
    x = 103,617,894.36/11,541.20
  6. Step 6: Final answer
    x = 8,978.09

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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.