Home / 6,214.29-8,576.33-4,639.65

Finding the Fourth Proportional to 6,214.29, 8,576.33 and 4,639.65

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Solution

The fourth proportional to 6,214.29, 8,576.33 and 4,639.65 is: 6,403.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,214.29 : 8,576.33 = 4,639.65 : x
  2. Step 2: Convert to fraction form
    6,214.29/8,576.33 = 4,639.65/x
  3. Step 3: Cross multiply
    6,214.29x = 8,576.33 × 4,639.65
  4. Step 4: Simplify right side
    6,214.29x = 39,791,146.29
  5. Step 5: Solve for x
    x = 39,791,146.29/6,214.29
  6. Step 6: Final answer
    x = 6,403.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.