Home / 2,517.60-3,774.87-1,130.67

Finding the Fourth Proportional to 2,517.60, 3,774.87 and 1,130.67

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Solution

The fourth proportional to 2,517.60, 3,774.87 and 1,130.67 is: 1,695.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.60 : 3,774.87 = 1,130.67 : x
  2. Step 2: Convert to fraction form
    2,517.60/3,774.87 = 1,130.67/x
  3. Step 3: Cross multiply
    2,517.60x = 3,774.87 × 1,130.67
  4. Step 4: Simplify right side
    2,517.60x = 4,268,132.26
  5. Step 5: Solve for x
    x = 4,268,132.26/2,517.60
  6. Step 6: Final answer
    x = 1,695.32

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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.