Home / 4,640.70-6,404.29-2,623.95

Finding the Fourth Proportional to 4,640.70, 6,404.29 and 2,623.95

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Solution

The fourth proportional to 4,640.70, 6,404.29 and 2,623.95 is: 3,621.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.70 : 6,404.29 = 2,623.95 : x
  2. Step 2: Convert to fraction form
    4,640.70/6,404.29 = 2,623.95/x
  3. Step 3: Cross multiply
    4,640.70x = 6,404.29 × 2,623.95
  4. Step 4: Simplify right side
    4,640.70x = 16,804,564.04
  5. Step 5: Solve for x
    x = 16,804,564.04/4,640.70
  6. Step 6: Final answer
    x = 3,621.13

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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.