Home / 4,286.48-6,430.19-1,364.10

Finding the Fourth Proportional to 4,286.48, 6,430.19 and 1,364.10

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Solution

The fourth proportional to 4,286.48, 6,430.19 and 1,364.10 is: 2,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.48 : 6,430.19 = 1,364.10 : x
  2. Step 2: Convert to fraction form
    4,286.48/6,430.19 = 1,364.10/x
  3. Step 3: Cross multiply
    4,286.48x = 6,430.19 × 1,364.10
  4. Step 4: Simplify right side
    4,286.48x = 8,771,422.18
  5. Step 5: Solve for x
    x = 8,771,422.18/4,286.48
  6. Step 6: Final answer
    x = 2,046.30

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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.