Home / 2,097.05-2,894.99-1,670.85

Finding the Fourth Proportional to 2,097.05, 2,894.99 and 1,670.85

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Solution

The fourth proportional to 2,097.05, 2,894.99 and 1,670.85 is: 2,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.05 : 2,894.99 = 1,670.85 : x
  2. Step 2: Convert to fraction form
    2,097.05/2,894.99 = 1,670.85/x
  3. Step 3: Cross multiply
    2,097.05x = 2,894.99 × 1,670.85
  4. Step 4: Simplify right side
    2,097.05x = 4,837,085.69
  5. Step 5: Solve for x
    x = 4,837,085.69/2,097.05
  6. Step 6: Final answer
    x = 2,306.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.