Home / 2,097.95-2,895.48-1,213.73

Finding the Fourth Proportional to 2,097.95, 2,895.48 and 1,213.73

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Solution

The fourth proportional to 2,097.95, 2,895.48 and 1,213.73 is: 1,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.95 : 2,895.48 = 1,213.73 : x
  2. Step 2: Convert to fraction form
    2,097.95/2,895.48 = 1,213.73/x
  3. Step 3: Cross multiply
    2,097.95x = 2,895.48 × 1,213.73
  4. Step 4: Simplify right side
    2,097.95x = 3,514,330.94
  5. Step 5: Solve for x
    x = 3,514,330.94/2,097.95
  6. Step 6: Final answer
    x = 1,675.13

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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.