Home / 4,864.21-6,711.05-2,875.43

Finding the Fourth Proportional to 4,864.21, 6,711.05 and 2,875.43

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Solution

The fourth proportional to 4,864.21, 6,711.05 and 2,875.43 is: 3,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.21 : 6,711.05 = 2,875.43 : x
  2. Step 2: Convert to fraction form
    4,864.21/6,711.05 = 2,875.43/x
  3. Step 3: Cross multiply
    4,864.21x = 6,711.05 × 2,875.43
  4. Step 4: Simplify right side
    4,864.21x = 19,297,140.12
  5. Step 5: Solve for x
    x = 19,297,140.12/4,864.21
  6. Step 6: Final answer
    x = 3,967.17

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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.