Home / 2,862.33-4,290.57-1,937.99

Finding the Fourth Proportional to 2,862.33, 4,290.57 and 1,937.99

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Solution

The fourth proportional to 2,862.33, 4,290.57 and 1,937.99 is: 2,905.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.33 : 4,290.57 = 1,937.99 : x
  2. Step 2: Convert to fraction form
    2,862.33/4,290.57 = 1,937.99/x
  3. Step 3: Cross multiply
    2,862.33x = 4,290.57 × 1,937.99
  4. Step 4: Simplify right side
    2,862.33x = 8,315,060.30
  5. Step 5: Solve for x
    x = 8,315,060.30/2,862.33
  6. Step 6: Final answer
    x = 2,905.00

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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.