Home / 2,877.08-4,313.58-1,232.78

Finding the Fourth Proportional to 2,877.08, 4,313.58 and 1,232.78

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Solution

The fourth proportional to 2,877.08, 4,313.58 and 1,232.78 is: 1,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.08 : 4,313.58 = 1,232.78 : x
  2. Step 2: Convert to fraction form
    2,877.08/4,313.58 = 1,232.78/x
  3. Step 3: Cross multiply
    2,877.08x = 4,313.58 × 1,232.78
  4. Step 4: Simplify right side
    2,877.08x = 5,317,695.15
  5. Step 5: Solve for x
    x = 5,317,695.15/2,877.08
  6. Step 6: Final answer
    x = 1,848.30

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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.