Home / 6,276.48-9,406.62-2,990.58

Finding the Fourth Proportional to 6,276.48, 9,406.62 and 2,990.58

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Solution

The fourth proportional to 6,276.48, 9,406.62 and 2,990.58 is: 4,482.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.48 : 9,406.62 = 2,990.58 : x
  2. Step 2: Convert to fraction form
    6,276.48/9,406.62 = 2,990.58/x
  3. Step 3: Cross multiply
    6,276.48x = 9,406.62 × 2,990.58
  4. Step 4: Simplify right side
    6,276.48x = 28,131,249.64
  5. Step 5: Solve for x
    x = 28,131,249.64/6,276.48
  6. Step 6: Final answer
    x = 4,482.01

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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.