Home / 9,279.56-13,929.60-4,895.84

Finding the Fourth Proportional to 9,279.56, 13,929.60 and 4,895.84

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Solution

The fourth proportional to 9,279.56, 13,929.60 and 4,895.84 is: 7,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.56 : 13,929.60 = 4,895.84 : x
  2. Step 2: Convert to fraction form
    9,279.56/13,929.60 = 4,895.84/x
  3. Step 3: Cross multiply
    9,279.56x = 13,929.60 × 4,895.84
  4. Step 4: Simplify right side
    9,279.56x = 68,197,092.86
  5. Step 5: Solve for x
    x = 68,197,092.86/9,279.56
  6. Step 6: Final answer
    x = 7,349.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.