Home / 2,284.14-3,152.06-1,289.39

Finding the Fourth Proportional to 2,284.14, 3,152.06 and 1,289.39

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Solution

The fourth proportional to 2,284.14, 3,152.06 and 1,289.39 is: 1,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.14 : 3,152.06 = 1,289.39 : x
  2. Step 2: Convert to fraction form
    2,284.14/3,152.06 = 1,289.39/x
  3. Step 3: Cross multiply
    2,284.14x = 3,152.06 × 1,289.39
  4. Step 4: Simplify right side
    2,284.14x = 4,064,228.20
  5. Step 5: Solve for x
    x = 4,064,228.20/2,284.14
  6. Step 6: Final answer
    x = 1,779.33

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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.