Home / 1,860.32-2,567.11-1,074.35

Finding the Fourth Proportional to 1,860.32, 2,567.11 and 1,074.35

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Solution

The fourth proportional to 1,860.32, 2,567.11 and 1,074.35 is: 1,482.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.32 : 2,567.11 = 1,074.35 : x
  2. Step 2: Convert to fraction form
    1,860.32/2,567.11 = 1,074.35/x
  3. Step 3: Cross multiply
    1,860.32x = 2,567.11 × 1,074.35
  4. Step 4: Simplify right side
    1,860.32x = 2,757,974.63
  5. Step 5: Solve for x
    x = 2,757,974.63/1,860.32
  6. Step 6: Final answer
    x = 1,482.53

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1.5x scale

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.