Home / 3,011.21-4,517.54-1,036.86

Finding the Fourth Proportional to 3,011.21, 4,517.54 and 1,036.86

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Solution

The fourth proportional to 3,011.21, 4,517.54 and 1,036.86 is: 1,555.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.21 : 4,517.54 = 1,036.86 : x
  2. Step 2: Convert to fraction form
    3,011.21/4,517.54 = 1,036.86/x
  3. Step 3: Cross multiply
    3,011.21x = 4,517.54 × 1,036.86
  4. Step 4: Simplify right side
    3,011.21x = 4,684,051.34
  5. Step 5: Solve for x
    x = 4,684,051.34/3,011.21
  6. Step 6: Final answer
    x = 1,555.54

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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.