Home / 2,365.44-3,263.34-1,421.26

Finding the Fourth Proportional to 2,365.44, 3,263.34 and 1,421.26

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Solution

The fourth proportional to 2,365.44, 3,263.34 and 1,421.26 is: 1,960.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.44 : 3,263.34 = 1,421.26 : x
  2. Step 2: Convert to fraction form
    2,365.44/3,263.34 = 1,421.26/x
  3. Step 3: Cross multiply
    2,365.44x = 3,263.34 × 1,421.26
  4. Step 4: Simplify right side
    2,365.44x = 4,638,054.61
  5. Step 5: Solve for x
    x = 4,638,054.61/2,365.44
  6. Step 6: Final answer
    x = 1,960.76

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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.