Home / 4,199.19-6,298.71-1,890.69

Finding the Fourth Proportional to 4,199.19, 6,298.71 and 1,890.69

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Solution

The fourth proportional to 4,199.19, 6,298.71 and 1,890.69 is: 2,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.19 : 6,298.71 = 1,890.69 : x
  2. Step 2: Convert to fraction form
    4,199.19/6,298.71 = 1,890.69/x
  3. Step 3: Cross multiply
    4,199.19x = 6,298.71 × 1,890.69
  4. Step 4: Simplify right side
    4,199.19x = 11,908,908.01
  5. Step 5: Solve for x
    x = 11,908,908.01/4,199.19
  6. Step 6: Final answer
    x = 2,836.00

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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.