Home / 4,302.56-5,938.77-2,810.70

Finding the Fourth Proportional to 4,302.56, 5,938.77 and 2,810.70

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Solution

The fourth proportional to 4,302.56, 5,938.77 and 2,810.70 is: 3,879.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.56 : 5,938.77 = 2,810.70 : x
  2. Step 2: Convert to fraction form
    4,302.56/5,938.77 = 2,810.70/x
  3. Step 3: Cross multiply
    4,302.56x = 5,938.77 × 2,810.70
  4. Step 4: Simplify right side
    4,302.56x = 16,692,100.84
  5. Step 5: Solve for x
    x = 16,692,100.84/4,302.56
  6. Step 6: Final answer
    x = 3,879.58

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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.