Home / 6,457.29-9,684.66-2,946.25

Finding the Fourth Proportional to 6,457.29, 9,684.66 and 2,946.25

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Solution

The fourth proportional to 6,457.29, 9,684.66 and 2,946.25 is: 4,418.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.29 : 9,684.66 = 2,946.25 : x
  2. Step 2: Convert to fraction form
    6,457.29/9,684.66 = 2,946.25/x
  3. Step 3: Cross multiply
    6,457.29x = 9,684.66 × 2,946.25
  4. Step 4: Simplify right side
    6,457.29x = 28,533,429.53
  5. Step 5: Solve for x
    x = 28,533,429.53/6,457.29
  6. Step 6: Final answer
    x = 4,418.79

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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.