Home / 2,897.22-4,345.43-1,253.56

Finding the Fourth Proportional to 2,897.22, 4,345.43 and 1,253.56

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Solution

The fourth proportional to 2,897.22, 4,345.43 and 1,253.56 is: 1,880.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.22 : 4,345.43 = 1,253.56 : x
  2. Step 2: Convert to fraction form
    2,897.22/4,345.43 = 1,253.56/x
  3. Step 3: Cross multiply
    2,897.22x = 4,345.43 × 1,253.56
  4. Step 4: Simplify right side
    2,897.22x = 5,447,255.30
  5. Step 5: Solve for x
    x = 5,447,255.30/2,897.22
  6. Step 6: Final answer
    x = 1,880.17

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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.