Home / 9,889.50-14,828.60-5,204.54

Finding the Fourth Proportional to 9,889.50, 14,828.60 and 5,204.54

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Solution

The fourth proportional to 9,889.50, 14,828.60 and 5,204.54 is: 7,803.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,889.50 : 14,828.60 = 5,204.54 : x
  2. Step 2: Convert to fraction form
    9,889.50/14,828.60 = 5,204.54/x
  3. Step 3: Cross multiply
    9,889.50x = 14,828.60 × 5,204.54
  4. Step 4: Simplify right side
    9,889.50x = 77,176,041.84
  5. Step 5: Solve for x
    x = 77,176,041.84/9,889.50
  6. Step 6: Final answer
    x = 7,803.84

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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.