Home / 1,897.24-2,628.34-1,851.88

Finding the Fourth Proportional to 1,897.24, 2,628.34 and 1,851.88

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Solution

The fourth proportional to 1,897.24, 2,628.34 and 1,851.88 is: 2,565.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.24 : 2,628.34 = 1,851.88 : x
  2. Step 2: Convert to fraction form
    1,897.24/2,628.34 = 1,851.88/x
  3. Step 3: Cross multiply
    1,897.24x = 2,628.34 × 1,851.88
  4. Step 4: Simplify right side
    1,897.24x = 4,867,370.28
  5. Step 5: Solve for x
    x = 4,867,370.28/1,897.24
  6. Step 6: Final answer
    x = 2,565.50

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.