Home / 3,096.40-4,276.58-2,038.89

Finding the Fourth Proportional to 3,096.40, 4,276.58 and 2,038.89

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Solution

The fourth proportional to 3,096.40, 4,276.58 and 2,038.89 is: 2,816.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.40 : 4,276.58 = 2,038.89 : x
  2. Step 2: Convert to fraction form
    3,096.40/4,276.58 = 2,038.89/x
  3. Step 3: Cross multiply
    3,096.40x = 4,276.58 × 2,038.89
  4. Step 4: Simplify right side
    3,096.40x = 8,719,468.69
  5. Step 5: Solve for x
    x = 8,719,468.69/3,096.40
  6. Step 6: Final answer
    x = 2,816.00

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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.