Home / 2,801.03-4,201.36-1,045.69

Finding the Fourth Proportional to 2,801.03, 4,201.36 and 1,045.69

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Solution

The fourth proportional to 2,801.03, 4,201.36 and 1,045.69 is: 1,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.03 : 4,201.36 = 1,045.69 : x
  2. Step 2: Convert to fraction form
    2,801.03/4,201.36 = 1,045.69/x
  3. Step 3: Cross multiply
    2,801.03x = 4,201.36 × 1,045.69
  4. Step 4: Simplify right side
    2,801.03x = 4,393,320.14
  5. Step 5: Solve for x
    x = 4,393,320.14/2,801.03
  6. Step 6: Final answer
    x = 1,568.47

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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.