Home / 6,977.88-10,460.34-4,787.64

Finding the Fourth Proportional to 6,977.88, 10,460.34 and 4,787.64

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Solution

The fourth proportional to 6,977.88, 10,460.34 and 4,787.64 is: 7,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.88 : 10,460.34 = 4,787.64 : x
  2. Step 2: Convert to fraction form
    6,977.88/10,460.34 = 4,787.64/x
  3. Step 3: Cross multiply
    6,977.88x = 10,460.34 × 4,787.64
  4. Step 4: Simplify right side
    6,977.88x = 50,080,342.20
  5. Step 5: Solve for x
    x = 50,080,342.20/6,977.88
  6. Step 6: Final answer
    x = 7,177.01

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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.