Home / 7,065.68-10,597.56-3,319.28

Finding the Fourth Proportional to 7,065.68, 10,597.56 and 3,319.28

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Solution

The fourth proportional to 7,065.68, 10,597.56 and 3,319.28 is: 4,978.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065.68 : 10,597.56 = 3,319.28 : x
  2. Step 2: Convert to fraction form
    7,065.68/10,597.56 = 3,319.28/x
  3. Step 3: Cross multiply
    7,065.68x = 10,597.56 × 3,319.28
  4. Step 4: Simplify right side
    7,065.68x = 35,176,268.96
  5. Step 5: Solve for x
    x = 35,176,268.96/7,065.68
  6. Step 6: Final answer
    x = 4,978.47

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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.