Home / 2,838.65-4,258.42-1,451.23

Finding the Fourth Proportional to 2,838.65, 4,258.42 and 1,451.23

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Solution

The fourth proportional to 2,838.65, 4,258.42 and 1,451.23 is: 2,177.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.65 : 4,258.42 = 1,451.23 : x
  2. Step 2: Convert to fraction form
    2,838.65/4,258.42 = 1,451.23/x
  3. Step 3: Cross multiply
    2,838.65x = 4,258.42 × 1,451.23
  4. Step 4: Simplify right side
    2,838.65x = 6,179,946.86
  5. Step 5: Solve for x
    x = 6,179,946.86/2,838.65
  6. Step 6: Final answer
    x = 2,177.07

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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.