Home / 6,764.29-10,130.00-4,678.40

Finding the Fourth Proportional to 6,764.29, 10,130.00 and 4,678.40

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Solution

The fourth proportional to 6,764.29, 10,130.00 and 4,678.40 is: 7,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.29 : 10,130.00 = 4,678.40 : x
  2. Step 2: Convert to fraction form
    6,764.29/10,130.00 = 4,678.40/x
  3. Step 3: Cross multiply
    6,764.29x = 10,130.00 × 4,678.40
  4. Step 4: Simplify right side
    6,764.29x = 47,392,193.93
  5. Step 5: Solve for x
    x = 47,392,193.93/6,764.29
  6. Step 6: Final answer
    x = 7,006.24

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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.