Home / 4,809.11-7,214.54-1,477.29

Finding the Fourth Proportional to 4,809.11, 7,214.54 and 1,477.29

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Solution

The fourth proportional to 4,809.11, 7,214.54 and 1,477.29 is: 2,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.11 : 7,214.54 = 1,477.29 : x
  2. Step 2: Convert to fraction form
    4,809.11/7,214.54 = 1,477.29/x
  3. Step 3: Cross multiply
    4,809.11x = 7,214.54 × 1,477.29
  4. Step 4: Simplify right side
    4,809.11x = 10,657,967.80
  5. Step 5: Solve for x
    x = 10,657,967.80/4,809.11
  6. Step 6: Final answer
    x = 2,216.20

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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.