Home / 10,353.44-15,532.45-3,779.60

Finding the Fourth Proportional to 10,353.44, 15,532.45 and 3,779.60

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Solution

The fourth proportional to 10,353.44, 15,532.45 and 3,779.60 is: 5,670.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.44 : 15,532.45 = 3,779.60 : x
  2. Step 2: Convert to fraction form
    10,353.44/15,532.45 = 3,779.60/x
  3. Step 3: Cross multiply
    10,353.44x = 15,532.45 × 3,779.60
  4. Step 4: Simplify right side
    10,353.44x = 58,706,477.40
  5. Step 5: Solve for x
    x = 58,706,477.40/10,353.44
  6. Step 6: Final answer
    x = 5,670.24

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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.