Home / 2,897.24-4,345.68-1,252.63

Finding the Fourth Proportional to 2,897.24, 4,345.68 and 1,252.63

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Solution

The fourth proportional to 2,897.24, 4,345.68 and 1,252.63 is: 1,878.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.24 : 4,345.68 = 1,252.63 : x
  2. Step 2: Convert to fraction form
    2,897.24/4,345.68 = 1,252.63/x
  3. Step 3: Cross multiply
    2,897.24x = 4,345.68 × 1,252.63
  4. Step 4: Simplify right side
    2,897.24x = 5,443,529.14
  5. Step 5: Solve for x
    x = 5,443,529.14/2,897.24
  6. Step 6: Final answer
    x = 1,878.87

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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.