Home / 2,097.99-2,895.19-1,213.77

Finding the Fourth Proportional to 2,097.99, 2,895.19 and 1,213.77

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Solution

The fourth proportional to 2,097.99, 2,895.19 and 1,213.77 is: 1,674.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.99 : 2,895.19 = 1,213.77 : x
  2. Step 2: Convert to fraction form
    2,097.99/2,895.19 = 1,213.77/x
  3. Step 3: Cross multiply
    2,097.99x = 2,895.19 × 1,213.77
  4. Step 4: Simplify right side
    2,097.99x = 3,514,094.77
  5. Step 5: Solve for x
    x = 3,514,094.77/2,097.99
  6. Step 6: Final answer
    x = 1,674.99

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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.