Home / 10,436.48-15,659.86-4,888.86

Finding the Fourth Proportional to 10,436.48, 15,659.86 and 4,888.86

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Solution

The fourth proportional to 10,436.48, 15,659.86 and 4,888.86 is: 7,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.48 : 15,659.86 = 4,888.86 : x
  2. Step 2: Convert to fraction form
    10,436.48/15,659.86 = 4,888.86/x
  3. Step 3: Cross multiply
    10,436.48x = 15,659.86 × 4,888.86
  4. Step 4: Simplify right side
    10,436.48x = 76,558,850.94
  5. Step 5: Solve for x
    x = 76,558,850.94/10,436.48
  6. Step 6: Final answer
    x = 7,335.70

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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.