Home / 2,850.56-4,278.28-2,030.84

Finding the Fourth Proportional to 2,850.56, 4,278.28 and 2,030.84

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Solution

The fourth proportional to 2,850.56, 4,278.28 and 2,030.84 is: 3,048.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.56 : 4,278.28 = 2,030.84 : x
  2. Step 2: Convert to fraction form
    2,850.56/4,278.28 = 2,030.84/x
  3. Step 3: Cross multiply
    2,850.56x = 4,278.28 × 2,030.84
  4. Step 4: Simplify right side
    2,850.56x = 8,688,502.16
  5. Step 5: Solve for x
    x = 8,688,502.16/2,850.56
  6. Step 6: Final answer
    x = 3,048.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.