Home / 6,764.31-10,130.00-4,678.43

Finding the Fourth Proportional to 6,764.31, 10,130.00 and 4,678.43

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Solution

The fourth proportional to 6,764.31, 10,130.00 and 4,678.43 is: 7,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.31 : 10,130.00 = 4,678.43 : x
  2. Step 2: Convert to fraction form
    6,764.31/10,130.00 = 4,678.43/x
  3. Step 3: Cross multiply
    6,764.31x = 10,130.00 × 4,678.43
  4. Step 4: Simplify right side
    6,764.31x = 47,392,421.86
  5. Step 5: Solve for x
    x = 47,392,421.86/6,764.31
  6. Step 6: Final answer
    x = 7,006.25

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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.