Home / 1,860.12-2,567.16-1,074.48

Finding the Fourth Proportional to 1,860.12, 2,567.16 and 1,074.48

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Solution

The fourth proportional to 1,860.12, 2,567.16 and 1,074.48 is: 1,482.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.12 : 2,567.16 = 1,074.48 : x
  2. Step 2: Convert to fraction form
    1,860.12/2,567.16 = 1,074.48/x
  3. Step 3: Cross multiply
    1,860.12x = 2,567.16 × 1,074.48
  4. Step 4: Simplify right side
    1,860.12x = 2,758,362.08
  5. Step 5: Solve for x
    x = 2,758,362.08/1,860.12
  6. Step 6: Final answer
    x = 1,482.89

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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.