Home / 4,199.63-6,298.70-1,426.32

Finding the Fourth Proportional to 4,199.63, 6,298.70 and 1,426.32

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Solution

The fourth proportional to 4,199.63, 6,298.70 and 1,426.32 is: 2,139.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.63 : 6,298.70 = 1,426.32 : x
  2. Step 2: Convert to fraction form
    4,199.63/6,298.70 = 1,426.32/x
  3. Step 3: Cross multiply
    4,199.63x = 6,298.70 × 1,426.32
  4. Step 4: Simplify right side
    4,199.63x = 8,983,954.65
  5. Step 5: Solve for x
    x = 8,983,954.65/4,199.63
  6. Step 6: Final answer
    x = 2,139.23

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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.