Home / 2,024.60-2,758.66-1,979.64

Finding the Fourth Proportional to 2,024.60, 2,758.66 and 1,979.64

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Solution

The fourth proportional to 2,024.60, 2,758.66 and 1,979.64 is: 2,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.60 : 2,758.66 = 1,979.64 : x
  2. Step 2: Convert to fraction form
    2,024.60/2,758.66 = 1,979.64/x
  3. Step 3: Cross multiply
    2,024.60x = 2,758.66 × 1,979.64
  4. Step 4: Simplify right side
    2,024.60x = 5,461,148.73
  5. Step 5: Solve for x
    x = 5,461,148.73/2,024.60
  6. Step 6: Final answer
    x = 2,697.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.