Home / 10,943.58-15,096.87-7,165.08

Finding the Fourth Proportional to 10,943.58, 15,096.87 and 7,165.08

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Solution

The fourth proportional to 10,943.58, 15,096.87 and 7,165.08 is: 9,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.58 : 15,096.87 = 7,165.08 : x
  2. Step 2: Convert to fraction form
    10,943.58/15,096.87 = 7,165.08/x
  3. Step 3: Cross multiply
    10,943.58x = 15,096.87 × 7,165.08
  4. Step 4: Simplify right side
    10,943.58x = 108,170,281.30
  5. Step 5: Solve for x
    x = 108,170,281.30/10,943.58
  6. Step 6: Final answer
    x = 9,884.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.