Home / 1,235.58-1,844.55-1,192.32

Finding the Fourth Proportional to 1,235.58, 1,844.55 and 1,192.32

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Solution

The fourth proportional to 1,235.58, 1,844.55 and 1,192.32 is: 1,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235.58 : 1,844.55 = 1,192.32 : x
  2. Step 2: Convert to fraction form
    1,235.58/1,844.55 = 1,192.32/x
  3. Step 3: Cross multiply
    1,235.58x = 1,844.55 × 1,192.32
  4. Step 4: Simplify right side
    1,235.58x = 2,199,300.77
  5. Step 5: Solve for x
    x = 2,199,300.77/1,235.58
  6. Step 6: Final answer
    x = 1,779.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.