Home / 4,591.64-6,878.22-2,123.06

Finding the Fourth Proportional to 4,591.64, 6,878.22 and 2,123.06

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Solution

The fourth proportional to 4,591.64, 6,878.22 and 2,123.06 is: 3,180.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591.64 : 6,878.22 = 2,123.06 : x
  2. Step 2: Convert to fraction form
    4,591.64/6,878.22 = 2,123.06/x
  3. Step 3: Cross multiply
    4,591.64x = 6,878.22 × 2,123.06
  4. Step 4: Simplify right side
    4,591.64x = 14,602,873.75
  5. Step 5: Solve for x
    x = 14,602,873.75/4,591.64
  6. Step 6: Final answer
    x = 3,180.32

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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.