Home / 4,086.58-6,130.68-1,491.34

Finding the Fourth Proportional to 4,086.58, 6,130.68 and 1,491.34

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Solution

The fourth proportional to 4,086.58, 6,130.68 and 1,491.34 is: 2,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.58 : 6,130.68 = 1,491.34 : x
  2. Step 2: Convert to fraction form
    4,086.58/6,130.68 = 1,491.34/x
  3. Step 3: Cross multiply
    4,086.58x = 6,130.68 × 1,491.34
  4. Step 4: Simplify right side
    4,086.58x = 9,142,928.31
  5. Step 5: Solve for x
    x = 9,142,928.31/4,086.58
  6. Step 6: Final answer
    x = 2,237.31

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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.