Home / 2,951.61-4,392.57-2,853.18

Finding the Fourth Proportional to 2,951.61, 4,392.57 and 2,853.18

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Solution

The fourth proportional to 2,951.61, 4,392.57 and 2,853.18 is: 4,246.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.61 : 4,392.57 = 2,853.18 : x
  2. Step 2: Convert to fraction form
    2,951.61/4,392.57 = 2,853.18/x
  3. Step 3: Cross multiply
    2,951.61x = 4,392.57 × 2,853.18
  4. Step 4: Simplify right side
    2,951.61x = 12,532,792.87
  5. Step 5: Solve for x
    x = 12,532,792.87/2,951.61
  6. Step 6: Final answer
    x = 4,246.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.