Home / 3,090.58-4,263.36-2,343.31

Finding the Fourth Proportional to 3,090.58, 4,263.36 and 2,343.31

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Solution

The fourth proportional to 3,090.58, 4,263.36 and 2,343.31 is: 3,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.58 : 4,263.36 = 2,343.31 : x
  2. Step 2: Convert to fraction form
    3,090.58/4,263.36 = 2,343.31/x
  3. Step 3: Cross multiply
    3,090.58x = 4,263.36 × 2,343.31
  4. Step 4: Simplify right side
    3,090.58x = 9,990,363.46
  5. Step 5: Solve for x
    x = 9,990,363.46/3,090.58
  6. Step 6: Final answer
    x = 3,232.52

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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.