Home / 2,920.89-4,363.26-2,627.94

Finding the Fourth Proportional to 2,920.89, 4,363.26 and 2,627.94

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Solution

The fourth proportional to 2,920.89, 4,363.26 and 2,627.94 is: 3,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.89 : 4,363.26 = 2,627.94 : x
  2. Step 2: Convert to fraction form
    2,920.89/4,363.26 = 2,627.94/x
  3. Step 3: Cross multiply
    2,920.89x = 4,363.26 × 2,627.94
  4. Step 4: Simplify right side
    2,920.89x = 11,466,385.48
  5. Step 5: Solve for x
    x = 11,466,385.48/2,920.89
  6. Step 6: Final answer
    x = 3,925.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.