Home / 2,861.02-4,295.01-1,629.40

Finding the Fourth Proportional to 2,861.02, 4,295.01 and 1,629.40

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Solution

The fourth proportional to 2,861.02, 4,295.01 and 1,629.40 is: 2,446.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861.02 : 4,295.01 = 1,629.40 : x
  2. Step 2: Convert to fraction form
    2,861.02/4,295.01 = 1,629.40/x
  3. Step 3: Cross multiply
    2,861.02x = 4,295.01 × 1,629.40
  4. Step 4: Simplify right side
    2,861.02x = 6,998,289.29
  5. Step 5: Solve for x
    x = 6,998,289.29/2,861.02
  6. Step 6: Final answer
    x = 2,446.08

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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.