Home / 6,819.17-10,228.73-1,888.79

Finding the Fourth Proportional to 6,819.17, 10,228.73 and 1,888.79

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Solution

The fourth proportional to 6,819.17, 10,228.73 and 1,888.79 is: 2,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.17 : 10,228.73 = 1,888.79 : x
  2. Step 2: Convert to fraction form
    6,819.17/10,228.73 = 1,888.79/x
  3. Step 3: Cross multiply
    6,819.17x = 10,228.73 × 1,888.79
  4. Step 4: Simplify right side
    6,819.17x = 19,319,862.35
  5. Step 5: Solve for x
    x = 19,319,862.35/6,819.17
  6. Step 6: Final answer
    x = 2,833.17

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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.