Home / 5,790.75-8,686.63-1,630.79

Finding the Fourth Proportional to 5,790.75, 8,686.63 and 1,630.79

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Solution

The fourth proportional to 5,790.75, 8,686.63 and 1,630.79 is: 2,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.75 : 8,686.63 = 1,630.79 : x
  2. Step 2: Convert to fraction form
    5,790.75/8,686.63 = 1,630.79/x
  3. Step 3: Cross multiply
    5,790.75x = 8,686.63 × 1,630.79
  4. Step 4: Simplify right side
    5,790.75x = 14,166,051.34
  5. Step 5: Solve for x
    x = 14,166,051.34/5,790.75
  6. Step 6: Final answer
    x = 2,446.33

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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.