Home / 4,199.25-6,298.90-1,277.55

Finding the Fourth Proportional to 4,199.25, 6,298.90 and 1,277.55

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Solution

The fourth proportional to 4,199.25, 6,298.90 and 1,277.55 is: 1,916.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.25 : 6,298.90 = 1,277.55 : x
  2. Step 2: Convert to fraction form
    4,199.25/6,298.90 = 1,277.55/x
  3. Step 3: Cross multiply
    4,199.25x = 6,298.90 × 1,277.55
  4. Step 4: Simplify right side
    4,199.25x = 8,047,159.70
  5. Step 5: Solve for x
    x = 8,047,159.70/4,199.25
  6. Step 6: Final answer
    x = 1,916.33

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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.