Home / 11,563.39-17,345.13-2,798.29

Finding the Fourth Proportional to 11,563.39, 17,345.13 and 2,798.29

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Solution

The fourth proportional to 11,563.39, 17,345.13 and 2,798.29 is: 4,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,563.39 : 17,345.13 = 2,798.29 : x
  2. Step 2: Convert to fraction form
    11,563.39/17,345.13 = 2,798.29/x
  3. Step 3: Cross multiply
    11,563.39x = 17,345.13 × 2,798.29
  4. Step 4: Simplify right side
    11,563.39x = 48,536,703.83
  5. Step 5: Solve for x
    x = 48,536,703.83/11,563.39
  6. Step 6: Final answer
    x = 4,197.45

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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.