Home / 2,953.37-4,430.99-1,393.31

Finding the Fourth Proportional to 2,953.37, 4,430.99 and 1,393.31

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Solution

The fourth proportional to 2,953.37, 4,430.99 and 1,393.31 is: 2,090.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.37 : 4,430.99 = 1,393.31 : x
  2. Step 2: Convert to fraction form
    2,953.37/4,430.99 = 1,393.31/x
  3. Step 3: Cross multiply
    2,953.37x = 4,430.99 × 1,393.31
  4. Step 4: Simplify right side
    2,953.37x = 6,173,742.68
  5. Step 5: Solve for x
    x = 6,173,742.68/2,953.37
  6. Step 6: Final answer
    x = 2,090.41

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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.