Home / 4,220.37-5,823.50-2,648.97

Finding the Fourth Proportional to 4,220.37, 5,823.50 and 2,648.97

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Solution

The fourth proportional to 4,220.37, 5,823.50 and 2,648.97 is: 3,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.37 : 5,823.50 = 2,648.97 : x
  2. Step 2: Convert to fraction form
    4,220.37/5,823.50 = 2,648.97/x
  3. Step 3: Cross multiply
    4,220.37x = 5,823.50 × 2,648.97
  4. Step 4: Simplify right side
    4,220.37x = 15,426,263.55
  5. Step 5: Solve for x
    x = 15,426,263.55/4,220.37
  6. Step 6: Final answer
    x = 3,655.19

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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.