Home / 2,032.40-3,048.60-1,157.60

Finding the Fourth Proportional to 2,032.40, 3,048.60 and 1,157.60

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Solution

The fourth proportional to 2,032.40, 3,048.60 and 1,157.60 is: 1,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.40 : 3,048.60 = 1,157.60 : x
  2. Step 2: Convert to fraction form
    2,032.40/3,048.60 = 1,157.60/x
  3. Step 3: Cross multiply
    2,032.40x = 3,048.60 × 1,157.60
  4. Step 4: Simplify right side
    2,032.40x = 3,529,059.36
  5. Step 5: Solve for x
    x = 3,529,059.36/2,032.40
  6. Step 6: Final answer
    x = 1,736.40

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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.