Home / 6,765.10-10,148.46-2,869

Finding the Fourth Proportional to 6,765.10, 10,148.46 and 2,869

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Solution

The fourth proportional to 6,765.10, 10,148.46 and 2,869 is: 4,303.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.10 : 10,148.46 = 2,869 : x
  2. Step 2: Convert to fraction form
    6,765.10/10,148.46 = 2,869/x
  3. Step 3: Cross multiply
    6,765.10x = 10,148.46 × 2,869
  4. Step 4: Simplify right side
    6,765.10x = 29,115,931.74
  5. Step 5: Solve for x
    x = 29,115,931.74/6,765.10
  6. Step 6: Final answer
    x = 4,303.84

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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.