Home / 2,803.44-3,868.47-1,624.89

Finding the Fourth Proportional to 2,803.44, 3,868.47 and 1,624.89

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Solution

The fourth proportional to 2,803.44, 3,868.47 and 1,624.89 is: 2,242.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.44 : 3,868.47 = 1,624.89 : x
  2. Step 2: Convert to fraction form
    2,803.44/3,868.47 = 1,624.89/x
  3. Step 3: Cross multiply
    2,803.44x = 3,868.47 × 1,624.89
  4. Step 4: Simplify right side
    2,803.44x = 6,285,838.22
  5. Step 5: Solve for x
    x = 6,285,838.22/2,803.44
  6. Step 6: Final answer
    x = 2,242.19

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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.