Home / 4,933.10-6,807.72-2,808.51

Finding the Fourth Proportional to 4,933.10, 6,807.72 and 2,808.51

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Solution

The fourth proportional to 4,933.10, 6,807.72 and 2,808.51 is: 3,875.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.10 : 6,807.72 = 2,808.51 : x
  2. Step 2: Convert to fraction form
    4,933.10/6,807.72 = 2,808.51/x
  3. Step 3: Cross multiply
    4,933.10x = 6,807.72 × 2,808.51
  4. Step 4: Simplify right side
    4,933.10x = 19,119,549.70
  5. Step 5: Solve for x
    x = 19,119,549.70/4,933.10
  6. Step 6: Final answer
    x = 3,875.77

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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.