Home / 1,759.34-2,636.58-1,527.68

Finding the Fourth Proportional to 1,759.34, 2,636.58 and 1,527.68

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Solution

The fourth proportional to 1,759.34, 2,636.58 and 1,527.68 is: 2,289.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.34 : 2,636.58 = 1,527.68 : x
  2. Step 2: Convert to fraction form
    1,759.34/2,636.58 = 1,527.68/x
  3. Step 3: Cross multiply
    1,759.34x = 2,636.58 × 1,527.68
  4. Step 4: Simplify right side
    1,759.34x = 4,027,850.53
  5. Step 5: Solve for x
    x = 4,027,850.53/1,759.34
  6. Step 6: Final answer
    x = 2,289.41

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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.