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Finding the Fourth Proportional to 9,970.60, 14,943.30 and 5,041.60

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Solution

The fourth proportional to 9,970.60, 14,943.30 and 5,041.60 is: 7,556.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970.60 : 14,943.30 = 5,041.60 : x
  2. Step 2: Convert to fraction form
    9,970.60/14,943.30 = 5,041.60/x
  3. Step 3: Cross multiply
    9,970.60x = 14,943.30 × 5,041.60
  4. Step 4: Simplify right side
    9,970.60x = 75,338,141.28
  5. Step 5: Solve for x
    x = 75,338,141.28/9,970.60
  6. Step 6: Final answer
    x = 7,556.03

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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.