Home / 4,622.08-6,378.49-2,605.52

Finding the Fourth Proportional to 4,622.08, 6,378.49 and 2,605.52

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Solution

The fourth proportional to 4,622.08, 6,378.49 and 2,605.52 is: 3,595.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.08 : 6,378.49 = 2,605.52 : x
  2. Step 2: Convert to fraction form
    4,622.08/6,378.49 = 2,605.52/x
  3. Step 3: Cross multiply
    4,622.08x = 6,378.49 × 2,605.52
  4. Step 4: Simplify right side
    4,622.08x = 16,619,283.26
  5. Step 5: Solve for x
    x = 16,619,283.26/4,622.08
  6. Step 6: Final answer
    x = 3,595.63

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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.