Home / 2,798.36-4,197.51-1,154.42

Finding the Fourth Proportional to 2,798.36, 4,197.51 and 1,154.42

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Solution

The fourth proportional to 2,798.36, 4,197.51 and 1,154.42 is: 1,731.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.36 : 4,197.51 = 1,154.42 : x
  2. Step 2: Convert to fraction form
    2,798.36/4,197.51 = 1,154.42/x
  3. Step 3: Cross multiply
    2,798.36x = 4,197.51 × 1,154.42
  4. Step 4: Simplify right side
    2,798.36x = 4,845,689.49
  5. Step 5: Solve for x
    x = 4,845,689.49/2,798.36
  6. Step 6: Final answer
    x = 1,731.62

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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.