Home / 10,556.03-15,823.65-5,878.28

Finding the Fourth Proportional to 10,556.03, 15,823.65 and 5,878.28

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Solution

The fourth proportional to 10,556.03, 15,823.65 and 5,878.28 is: 8,811.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.03 : 15,823.65 = 5,878.28 : x
  2. Step 2: Convert to fraction form
    10,556.03/15,823.65 = 5,878.28/x
  3. Step 3: Cross multiply
    10,556.03x = 15,823.65 × 5,878.28
  4. Step 4: Simplify right side
    10,556.03x = 93,015,845.32
  5. Step 5: Solve for x
    x = 93,015,845.32/10,556.03
  6. Step 6: Final answer
    x = 8,811.63

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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.