Home / 4,165.10-6,246.91-1,242.71

Finding the Fourth Proportional to 4,165.10, 6,246.91 and 1,242.71

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Solution

The fourth proportional to 4,165.10, 6,246.91 and 1,242.71 is: 1,863.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.10 : 6,246.91 = 1,242.71 : x
  2. Step 2: Convert to fraction form
    4,165.10/6,246.91 = 1,242.71/x
  3. Step 3: Cross multiply
    4,165.10x = 6,246.91 × 1,242.71
  4. Step 4: Simplify right side
    4,165.10x = 7,763,097.53
  5. Step 5: Solve for x
    x = 7,763,097.53/4,165.10
  6. Step 6: Final answer
    x = 1,863.84

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1.5x scale

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.