Home / 4,875.14-6,727.76-2,750.78

Finding the Fourth Proportional to 4,875.14, 6,727.76 and 2,750.78

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Solution

The fourth proportional to 4,875.14, 6,727.76 and 2,750.78 is: 3,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.14 : 6,727.76 = 2,750.78 : x
  2. Step 2: Convert to fraction form
    4,875.14/6,727.76 = 2,750.78/x
  3. Step 3: Cross multiply
    4,875.14x = 6,727.76 × 2,750.78
  4. Step 4: Simplify right side
    4,875.14x = 18,506,540.26
  5. Step 5: Solve for x
    x = 18,506,540.26/4,875.14
  6. Step 6: Final answer
    x = 3,796.10

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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.