Home / 11,260.94-15,540.02-6,225.14

Finding the Fourth Proportional to 11,260.94, 15,540.02 and 6,225.14

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Solution

The fourth proportional to 11,260.94, 15,540.02 and 6,225.14 is: 8,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.94 : 15,540.02 = 6,225.14 : x
  2. Step 2: Convert to fraction form
    11,260.94/15,540.02 = 6,225.14/x
  3. Step 3: Cross multiply
    11,260.94x = 15,540.02 × 6,225.14
  4. Step 4: Simplify right side
    11,260.94x = 96,738,800.10
  5. Step 5: Solve for x
    x = 96,738,800.10/11,260.94
  6. Step 6: Final answer
    x = 8,590.65

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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.