Home / 1,899.20-2,848.77-1,573.88

Finding the Fourth Proportional to 1,899.20, 2,848.77 and 1,573.88

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Solution

The fourth proportional to 1,899.20, 2,848.77 and 1,573.88 is: 2,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.20 : 2,848.77 = 1,573.88 : x
  2. Step 2: Convert to fraction form
    1,899.20/2,848.77 = 1,573.88/x
  3. Step 3: Cross multiply
    1,899.20x = 2,848.77 × 1,573.88
  4. Step 4: Simplify right side
    1,899.20x = 4,483,622.13
  5. Step 5: Solve for x
    x = 4,483,622.13/1,899.20
  6. Step 6: Final answer
    x = 2,360.80

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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.