Home / 3,068.80-4,604.28-1,607.92

Finding the Fourth Proportional to 3,068.80, 4,604.28 and 1,607.92

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Solution

The fourth proportional to 3,068.80, 4,604.28 and 1,607.92 is: 2,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.80 : 4,604.28 = 1,607.92 : x
  2. Step 2: Convert to fraction form
    3,068.80/4,604.28 = 1,607.92/x
  3. Step 3: Cross multiply
    3,068.80x = 4,604.28 × 1,607.92
  4. Step 4: Simplify right side
    3,068.80x = 7,403,313.90
  5. Step 5: Solve for x
    x = 7,403,313.90/3,068.80
  6. Step 6: Final answer
    x = 2,412.45

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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.