Home / 10,948.48-16,425.60-5,102.08

Finding the Fourth Proportional to 10,948.48, 16,425.60 and 5,102.08

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Solution

The fourth proportional to 10,948.48, 16,425.60 and 5,102.08 is: 7,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.48 : 16,425.60 = 5,102.08 : x
  2. Step 2: Convert to fraction form
    10,948.48/16,425.60 = 5,102.08/x
  3. Step 3: Cross multiply
    10,948.48x = 16,425.60 × 5,102.08
  4. Step 4: Simplify right side
    10,948.48x = 83,804,725.25
  5. Step 5: Solve for x
    x = 83,804,725.25/10,948.48
  6. Step 6: Final answer
    x = 7,654.46

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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.