Home / 2,835.80-4,254.04-1,192.12

Finding the Fourth Proportional to 2,835.80, 4,254.04 and 1,192.12

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Solution

The fourth proportional to 2,835.80, 4,254.04 and 1,192.12 is: 1,788.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.80 : 4,254.04 = 1,192.12 : x
  2. Step 2: Convert to fraction form
    2,835.80/4,254.04 = 1,192.12/x
  3. Step 3: Cross multiply
    2,835.80x = 4,254.04 × 1,192.12
  4. Step 4: Simplify right side
    2,835.80x = 5,071,326.16
  5. Step 5: Solve for x
    x = 5,071,326.16/2,835.80
  6. Step 6: Final answer
    x = 1,788.32

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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.