Home / 1,485.04-2,049.56-895.76

Finding the Fourth Proportional to 1,485.04, 2,049.56 and 895.76

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Solution

The fourth proportional to 1,485.04, 2,049.56 and 895.76 is: 1,236.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485.04 : 2,049.56 = 895.76 : x
  2. Step 2: Convert to fraction form
    1,485.04/2,049.56 = 895.76/x
  3. Step 3: Cross multiply
    1,485.04x = 2,049.56 × 895.76
  4. Step 4: Simplify right side
    1,485.04x = 1,835,913.87
  5. Step 5: Solve for x
    x = 1,835,913.87/1,485.04
  6. Step 6: Final answer
    x = 1,236.27

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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.