Home / 4,141.87-6,210.85-1,219.59

Finding the Fourth Proportional to 4,141.87, 6,210.85 and 1,219.59

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Solution

The fourth proportional to 4,141.87, 6,210.85 and 1,219.59 is: 1,828.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.87 : 6,210.85 = 1,219.59 : x
  2. Step 2: Convert to fraction form
    4,141.87/6,210.85 = 1,219.59/x
  3. Step 3: Cross multiply
    4,141.87x = 6,210.85 × 1,219.59
  4. Step 4: Simplify right side
    4,141.87x = 7,574,690.55
  5. Step 5: Solve for x
    x = 7,574,690.55/4,141.87
  6. Step 6: Final answer
    x = 1,828.81

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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.