Home / 3,085.16-4,628.50-894.04

Finding the Fourth Proportional to 3,085.16, 4,628.50 and 894.04

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Solution

The fourth proportional to 3,085.16, 4,628.50 and 894.04 is: 1,341.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.16 : 4,628.50 = 894.04 : x
  2. Step 2: Convert to fraction form
    3,085.16/4,628.50 = 894.04/x
  3. Step 3: Cross multiply
    3,085.16x = 4,628.50 × 894.04
  4. Step 4: Simplify right side
    3,085.16x = 4,138,064.14
  5. Step 5: Solve for x
    x = 4,138,064.14/3,085.16
  6. Step 6: Final answer
    x = 1,341.28

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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.