Home / 6,818.99-10,228.71-1,888.68

Finding the Fourth Proportional to 6,818.99, 10,228.71 and 1,888.68

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Solution

The fourth proportional to 6,818.99, 10,228.71 and 1,888.68 is: 2,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.99 : 10,228.71 = 1,888.68 : x
  2. Step 2: Convert to fraction form
    6,818.99/10,228.71 = 1,888.68/x
  3. Step 3: Cross multiply
    6,818.99x = 10,228.71 × 1,888.68
  4. Step 4: Simplify right side
    6,818.99x = 19,318,760.00
  5. Step 5: Solve for x
    x = 19,318,760.00/6,818.99
  6. Step 6: Final answer
    x = 2,833.08

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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.