Home / 4,214.63-6,316.28-1,616.15

Finding the Fourth Proportional to 4,214.63, 6,316.28 and 1,616.15

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Solution

The fourth proportional to 4,214.63, 6,316.28 and 1,616.15 is: 2,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.63 : 6,316.28 = 1,616.15 : x
  2. Step 2: Convert to fraction form
    4,214.63/6,316.28 = 1,616.15/x
  3. Step 3: Cross multiply
    4,214.63x = 6,316.28 × 1,616.15
  4. Step 4: Simplify right side
    4,214.63x = 10,208,069.69
  5. Step 5: Solve for x
    x = 10,208,069.69/4,214.63
  6. Step 6: Final answer
    x = 2,422.05

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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.