Home / 3,090.07-4,637.01-1,446.79

Finding the Fourth Proportional to 3,090.07, 4,637.01 and 1,446.79

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Solution

The fourth proportional to 3,090.07, 4,637.01 and 1,446.79 is: 2,171.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.07 : 4,637.01 = 1,446.79 : x
  2. Step 2: Convert to fraction form
    3,090.07/4,637.01 = 1,446.79/x
  3. Step 3: Cross multiply
    3,090.07x = 4,637.01 × 1,446.79
  4. Step 4: Simplify right side
    3,090.07x = 6,708,779.70
  5. Step 5: Solve for x
    x = 6,708,779.70/3,090.07
  6. Step 6: Final answer
    x = 2,171.08

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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.