Home / 1,860.32-2,567.28-1,074.42

Finding the Fourth Proportional to 1,860.32, 2,567.28 and 1,074.42

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Solution

The fourth proportional to 1,860.32, 2,567.28 and 1,074.42 is: 1,482.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.32 : 2,567.28 = 1,074.42 : x
  2. Step 2: Convert to fraction form
    1,860.32/2,567.28 = 1,074.42/x
  3. Step 3: Cross multiply
    1,860.32x = 2,567.28 × 1,074.42
  4. Step 4: Simplify right side
    1,860.32x = 2,758,336.98
  5. Step 5: Solve for x
    x = 2,758,336.98/1,860.32
  6. Step 6: Final answer
    x = 1,482.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.