Home / 4,718.15-6,511.41-2,829.81

Finding the Fourth Proportional to 4,718.15, 6,511.41 and 2,829.81

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Solution

The fourth proportional to 4,718.15, 6,511.41 and 2,829.81 is: 3,905.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.15 : 6,511.41 = 2,829.81 : x
  2. Step 2: Convert to fraction form
    4,718.15/6,511.41 = 2,829.81/x
  3. Step 3: Cross multiply
    4,718.15x = 6,511.41 × 2,829.81
  4. Step 4: Simplify right side
    4,718.15x = 18,426,020.58
  5. Step 5: Solve for x
    x = 18,426,020.58/4,718.15
  6. Step 6: Final answer
    x = 3,905.35

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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.