Home / 4,505.88-6,220.14-2,643

Finding the Fourth Proportional to 4,505.88, 6,220.14 and 2,643

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Solution

The fourth proportional to 4,505.88, 6,220.14 and 2,643 is: 3,648.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.88 : 6,220.14 = 2,643 : x
  2. Step 2: Convert to fraction form
    4,505.88/6,220.14 = 2,643/x
  3. Step 3: Cross multiply
    4,505.88x = 6,220.14 × 2,643
  4. Step 4: Simplify right side
    4,505.88x = 16,439,830.02
  5. Step 5: Solve for x
    x = 16,439,830.02/4,505.88
  6. Step 6: Final answer
    x = 3,648.53

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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.