Home / 2,794.08-4,192.65-1,699.21

Finding the Fourth Proportional to 2,794.08, 4,192.65 and 1,699.21

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Solution

The fourth proportional to 2,794.08, 4,192.65 and 1,699.21 is: 2,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.08 : 4,192.65 = 1,699.21 : x
  2. Step 2: Convert to fraction form
    2,794.08/4,192.65 = 1,699.21/x
  3. Step 3: Cross multiply
    2,794.08x = 4,192.65 × 1,699.21
  4. Step 4: Simplify right side
    2,794.08x = 7,124,192.81
  5. Step 5: Solve for x
    x = 7,124,192.81/2,794.08
  6. Step 6: Final answer
    x = 2,549.75

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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.