Home / 3,349.35-4,620.65-2,090.00

Finding the Fourth Proportional to 3,349.35, 4,620.65 and 2,090.00

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Solution

The fourth proportional to 3,349.35, 4,620.65 and 2,090.00 is: 2,883.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.35 : 4,620.65 = 2,090.00 : x
  2. Step 2: Convert to fraction form
    3,349.35/4,620.65 = 2,090.00/x
  3. Step 3: Cross multiply
    3,349.35x = 4,620.65 × 2,090.00
  4. Step 4: Simplify right side
    3,349.35x = 9,657,159.60
  5. Step 5: Solve for x
    x = 9,657,159.60/3,349.35
  6. Step 6: Final answer
    x = 2,883.29

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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.