Home / 4,640.17-6,403.29-2,752.87

Finding the Fourth Proportional to 4,640.17, 6,403.29 and 2,752.87

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Solution

The fourth proportional to 4,640.17, 6,403.29 and 2,752.87 is: 3,798.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.17 : 6,403.29 = 2,752.87 : x
  2. Step 2: Convert to fraction form
    4,640.17/6,403.29 = 2,752.87/x
  3. Step 3: Cross multiply
    4,640.17x = 6,403.29 × 2,752.87
  4. Step 4: Simplify right side
    4,640.17x = 17,627,424.94
  5. Step 5: Solve for x
    x = 17,627,424.94/4,640.17
  6. Step 6: Final answer
    x = 3,798.87

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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.