Home / 3,095.28-4,643.68-904.04

Finding the Fourth Proportional to 3,095.28, 4,643.68 and 904.04

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Solution

The fourth proportional to 3,095.28, 4,643.68 and 904.04 is: 1,356.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.28 : 4,643.68 = 904.04 : x
  2. Step 2: Convert to fraction form
    3,095.28/4,643.68 = 904.04/x
  3. Step 3: Cross multiply
    3,095.28x = 4,643.68 × 904.04
  4. Step 4: Simplify right side
    3,095.28x = 4,198,072.47
  5. Step 5: Solve for x
    x = 4,198,072.47/3,095.28
  6. Step 6: Final answer
    x = 1,356.28

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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.