Home / 1,674.90-2,509.58-1,185.52

Finding the Fourth Proportional to 1,674.90, 2,509.58 and 1,185.52

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Solution

The fourth proportional to 1,674.90, 2,509.58 and 1,185.52 is: 1,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.90 : 2,509.58 = 1,185.52 : x
  2. Step 2: Convert to fraction form
    1,674.90/2,509.58 = 1,185.52/x
  3. Step 3: Cross multiply
    1,674.90x = 2,509.58 × 1,185.52
  4. Step 4: Simplify right side
    1,674.90x = 2,975,157.28
  5. Step 5: Solve for x
    x = 2,975,157.28/1,674.90
  6. Step 6: Final answer
    x = 1,776.32

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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.