Home / 2,417.94-3,336.73-1,423.80

Finding the Fourth Proportional to 2,417.94, 3,336.73 and 1,423.80

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Solution

The fourth proportional to 2,417.94, 3,336.73 and 1,423.80 is: 1,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.94 : 3,336.73 = 1,423.80 : x
  2. Step 2: Convert to fraction form
    2,417.94/3,336.73 = 1,423.80/x
  3. Step 3: Cross multiply
    2,417.94x = 3,336.73 × 1,423.80
  4. Step 4: Simplify right side
    2,417.94x = 4,750,832.61
  5. Step 5: Solve for x
    x = 4,750,832.61/2,417.94
  6. Step 6: Final answer
    x = 1,964.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.