Home / 4,627.73-6,386.43-2,638.26

Finding the Fourth Proportional to 4,627.73, 6,386.43 and 2,638.26

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Solution

The fourth proportional to 4,627.73, 6,386.43 and 2,638.26 is: 3,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.73 : 6,386.43 = 2,638.26 : x
  2. Step 2: Convert to fraction form
    4,627.73/6,386.43 = 2,638.26/x
  3. Step 3: Cross multiply
    4,627.73x = 6,386.43 × 2,638.26
  4. Step 4: Simplify right side
    4,627.73x = 16,849,062.81
  5. Step 5: Solve for x
    x = 16,849,062.81/4,627.73
  6. Step 6: Final answer
    x = 3,640.90

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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.