Home / 3,585.70-4,946.88-2,643.73

Finding the Fourth Proportional to 3,585.70, 4,946.88 and 2,643.73

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Solution

The fourth proportional to 3,585.70, 4,946.88 and 2,643.73 is: 3,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.70 : 4,946.88 = 2,643.73 : x
  2. Step 2: Convert to fraction form
    3,585.70/4,946.88 = 2,643.73/x
  3. Step 3: Cross multiply
    3,585.70x = 4,946.88 × 2,643.73
  4. Step 4: Simplify right side
    3,585.70x = 13,078,221.88
  5. Step 5: Solve for x
    x = 13,078,221.88/3,585.70
  6. Step 6: Final answer
    x = 3,647.32

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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.