Home / 2,368.85-3,550.53-1,120.24

Finding the Fourth Proportional to 2,368.85, 3,550.53 and 1,120.24

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Solution

The fourth proportional to 2,368.85, 3,550.53 and 1,120.24 is: 1,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.85 : 3,550.53 = 1,120.24 : x
  2. Step 2: Convert to fraction form
    2,368.85/3,550.53 = 1,120.24/x
  3. Step 3: Cross multiply
    2,368.85x = 3,550.53 × 1,120.24
  4. Step 4: Simplify right side
    2,368.85x = 3,977,440.13
  5. Step 5: Solve for x
    x = 3,977,440.13/2,368.85
  6. Step 6: Final answer
    x = 1,679.06

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1.5x scale

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.