Home / 10,376.50-15,564.76-3,362.40

Finding the Fourth Proportional to 10,376.50, 15,564.76 and 3,362.40

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Solution

The fourth proportional to 10,376.50, 15,564.76 and 3,362.40 is: 5,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.50 : 15,564.76 = 3,362.40 : x
  2. Step 2: Convert to fraction form
    10,376.50/15,564.76 = 3,362.40/x
  3. Step 3: Cross multiply
    10,376.50x = 15,564.76 × 3,362.40
  4. Step 4: Simplify right side
    10,376.50x = 52,334,949.02
  5. Step 5: Solve for x
    x = 52,334,949.02/10,376.50
  6. Step 6: Final answer
    x = 5,043.60

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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.