Home / 4,657.37-6,428.43-2,769.66

Finding the Fourth Proportional to 4,657.37, 6,428.43 and 2,769.66

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Solution

The fourth proportional to 4,657.37, 6,428.43 and 2,769.66 is: 3,822.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.37 : 6,428.43 = 2,769.66 : x
  2. Step 2: Convert to fraction form
    4,657.37/6,428.43 = 2,769.66/x
  3. Step 3: Cross multiply
    4,657.37x = 6,428.43 × 2,769.66
  4. Step 4: Simplify right side
    4,657.37x = 17,804,565.43
  5. Step 5: Solve for x
    x = 17,804,565.43/4,657.37
  6. Step 6: Final answer
    x = 3,822.88

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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.