Home / 2,897.56-4,336.62-1,798.12

Finding the Fourth Proportional to 2,897.56, 4,336.62 and 1,798.12

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Solution

The fourth proportional to 2,897.56, 4,336.62 and 1,798.12 is: 2,691.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.56 : 4,336.62 = 1,798.12 : x
  2. Step 2: Convert to fraction form
    2,897.56/4,336.62 = 1,798.12/x
  3. Step 3: Cross multiply
    2,897.56x = 4,336.62 × 1,798.12
  4. Step 4: Simplify right side
    2,897.56x = 7,797,763.15
  5. Step 5: Solve for x
    x = 7,797,763.15/2,897.56
  6. Step 6: Final answer
    x = 2,691.15

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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.