Home / 4,279.17-6,417.21-1,814.16

Finding the Fourth Proportional to 4,279.17, 6,417.21 and 1,814.16

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Solution

The fourth proportional to 4,279.17, 6,417.21 and 1,814.16 is: 2,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.17 : 6,417.21 = 1,814.16 : x
  2. Step 2: Convert to fraction form
    4,279.17/6,417.21 = 1,814.16/x
  3. Step 3: Cross multiply
    4,279.17x = 6,417.21 × 1,814.16
  4. Step 4: Simplify right side
    4,279.17x = 11,641,845.69
  5. Step 5: Solve for x
    x = 11,641,845.69/4,279.17
  6. Step 6: Final answer
    x = 2,720.58

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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.