Home / 10,237.60-15,370.80-6,349.60

Finding the Fourth Proportional to 10,237.60, 15,370.80 and 6,349.60

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Solution

The fourth proportional to 10,237.60, 15,370.80 and 6,349.60 is: 9,533.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.60 : 15,370.80 = 6,349.60 : x
  2. Step 2: Convert to fraction form
    10,237.60/15,370.80 = 6,349.60/x
  3. Step 3: Cross multiply
    10,237.60x = 15,370.80 × 6,349.60
  4. Step 4: Simplify right side
    10,237.60x = 97,598,431.68
  5. Step 5: Solve for x
    x = 97,598,431.68/10,237.60
  6. Step 6: Final answer
    x = 9,533.33

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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.