Home / 3,090.98-4,265.52-1,764.74

Finding the Fourth Proportional to 3,090.98, 4,265.52 and 1,764.74

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Solution

The fourth proportional to 3,090.98, 4,265.52 and 1,764.74 is: 2,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.98 : 4,265.52 = 1,764.74 : x
  2. Step 2: Convert to fraction form
    3,090.98/4,265.52 = 1,764.74/x
  3. Step 3: Cross multiply
    3,090.98x = 4,265.52 × 1,764.74
  4. Step 4: Simplify right side
    3,090.98x = 7,527,533.76
  5. Step 5: Solve for x
    x = 7,527,533.76/3,090.98
  6. Step 6: Final answer
    x = 2,435.32

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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.