Home / 5,030.44-6,939.78-3,539.32

Finding the Fourth Proportional to 5,030.44, 6,939.78 and 3,539.32

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Solution

The fourth proportional to 5,030.44, 6,939.78 and 3,539.32 is: 4,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.44 : 6,939.78 = 3,539.32 : x
  2. Step 2: Convert to fraction form
    5,030.44/6,939.78 = 3,539.32/x
  3. Step 3: Cross multiply
    5,030.44x = 6,939.78 × 3,539.32
  4. Step 4: Simplify right side
    5,030.44x = 24,562,102.15
  5. Step 5: Solve for x
    x = 24,562,102.15/5,030.44
  6. Step 6: Final answer
    x = 4,882.69

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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.