Home / 2,098.47-2,895.44-1,213.95

Finding the Fourth Proportional to 2,098.47, 2,895.44 and 1,213.95

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Solution

The fourth proportional to 2,098.47, 2,895.44 and 1,213.95 is: 1,674.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.47 : 2,895.44 = 1,213.95 : x
  2. Step 2: Convert to fraction form
    2,098.47/2,895.44 = 1,213.95/x
  3. Step 3: Cross multiply
    2,098.47x = 2,895.44 × 1,213.95
  4. Step 4: Simplify right side
    2,098.47x = 3,514,913.32
  5. Step 5: Solve for x
    x = 3,514,913.32/2,098.47
  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.