Home / 1,485.03-2,049.93-895.62

Finding the Fourth Proportional to 1,485.03, 2,049.93 and 895.62

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Solution

The fourth proportional to 1,485.03, 2,049.93 and 895.62 is: 1,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485.03 : 2,049.93 = 895.62 : x
  2. Step 2: Convert to fraction form
    1,485.03/2,049.93 = 895.62/x
  3. Step 3: Cross multiply
    1,485.03x = 2,049.93 × 895.62
  4. Step 4: Simplify right side
    1,485.03x = 1,835,958.31
  5. Step 5: Solve for x
    x = 1,835,958.31/1,485.03
  6. Step 6: Final answer
    x = 1,236.31

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1.5x scale

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.