Home / 3,090.93-4,636.88-1,704.92

Finding the Fourth Proportional to 3,090.93, 4,636.88 and 1,704.92

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Solution

The fourth proportional to 3,090.93, 4,636.88 and 1,704.92 is: 2,557.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.93 : 4,636.88 = 1,704.92 : x
  2. Step 2: Convert to fraction form
    3,090.93/4,636.88 = 1,704.92/x
  3. Step 3: Cross multiply
    3,090.93x = 4,636.88 × 1,704.92
  4. Step 4: Simplify right side
    3,090.93x = 7,905,484.13
  5. Step 5: Solve for x
    x = 7,905,484.13/3,090.93
  6. Step 6: Final answer
    x = 2,557.64

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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.