Home / 2,946.60-4,412.61-1,847.70

Finding the Fourth Proportional to 2,946.60, 4,412.61 and 1,847.70

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Solution

The fourth proportional to 2,946.60, 4,412.61 and 1,847.70 is: 2,766.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.60 : 4,412.61 = 1,847.70 : x
  2. Step 2: Convert to fraction form
    2,946.60/4,412.61 = 1,847.70/x
  3. Step 3: Cross multiply
    2,946.60x = 4,412.61 × 1,847.70
  4. Step 4: Simplify right side
    2,946.60x = 8,153,179.50
  5. Step 5: Solve for x
    x = 8,153,179.50/2,946.60
  6. Step 6: Final answer
    x = 2,766.98

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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.