Home / 5,890.40-8,836.68-1,941.89

Finding the Fourth Proportional to 5,890.40, 8,836.68 and 1,941.89

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Solution

The fourth proportional to 5,890.40, 8,836.68 and 1,941.89 is: 2,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.40 : 8,836.68 = 1,941.89 : x
  2. Step 2: Convert to fraction form
    5,890.40/8,836.68 = 1,941.89/x
  3. Step 3: Cross multiply
    5,890.40x = 8,836.68 × 1,941.89
  4. Step 4: Simplify right side
    5,890.40x = 17,159,806.63
  5. Step 5: Solve for x
    x = 17,159,806.63/5,890.40
  6. Step 6: Final answer
    x = 2,913.18

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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.