Home / 3,896.04-5,842.74-1,298.28

Finding the Fourth Proportional to 3,896.04, 5,842.74 and 1,298.28

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Solution

The fourth proportional to 3,896.04, 5,842.74 and 1,298.28 is: 1,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.04 : 5,842.74 = 1,298.28 : x
  2. Step 2: Convert to fraction form
    3,896.04/5,842.74 = 1,298.28/x
  3. Step 3: Cross multiply
    3,896.04x = 5,842.74 × 1,298.28
  4. Step 4: Simplify right side
    3,896.04x = 7,585,512.49
  5. Step 5: Solve for x
    x = 7,585,512.49/3,896.04
  6. Step 6: Final answer
    x = 1,946.98

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1.5x scale

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.