Home / 4,386.72-6,043.50-2,812.08

Finding the Fourth Proportional to 4,386.72, 6,043.50 and 2,812.08

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Solution

The fourth proportional to 4,386.72, 6,043.50 and 2,812.08 is: 3,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.72 : 6,043.50 = 2,812.08 : x
  2. Step 2: Convert to fraction form
    4,386.72/6,043.50 = 2,812.08/x
  3. Step 3: Cross multiply
    4,386.72x = 6,043.50 × 2,812.08
  4. Step 4: Simplify right side
    4,386.72x = 16,994,805.48
  5. Step 5: Solve for x
    x = 16,994,805.48/4,386.72
  6. Step 6: Final answer
    x = 3,874.15

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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.