Home / 2,346.36-3,237.93-1,284.12

Finding the Fourth Proportional to 2,346.36, 3,237.93 and 1,284.12

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Solution

The fourth proportional to 2,346.36, 3,237.93 and 1,284.12 is: 1,772.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.36 : 3,237.93 = 1,284.12 : x
  2. Step 2: Convert to fraction form
    2,346.36/3,237.93 = 1,284.12/x
  3. Step 3: Cross multiply
    2,346.36x = 3,237.93 × 1,284.12
  4. Step 4: Simplify right side
    2,346.36x = 4,157,890.67
  5. Step 5: Solve for x
    x = 4,157,890.67/2,346.36
  6. Step 6: Final answer
    x = 1,772.06

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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.