Home / 3,090.09-4,634.01-898.23

Finding the Fourth Proportional to 3,090.09, 4,634.01 and 898.23

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Solution

The fourth proportional to 3,090.09, 4,634.01 and 898.23 is: 1,347.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.09 : 4,634.01 = 898.23 : x
  2. Step 2: Convert to fraction form
    3,090.09/4,634.01 = 898.23/x
  3. Step 3: Cross multiply
    3,090.09x = 4,634.01 × 898.23
  4. Step 4: Simplify right side
    3,090.09x = 4,162,406.80
  5. Step 5: Solve for x
    x = 4,162,406.80/3,090.09
  6. Step 6: Final answer
    x = 1,347.02

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1.5x scale

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.