Home / 5,790.95-8,686.33-1,842.15

Finding the Fourth Proportional to 5,790.95, 8,686.33 and 1,842.15

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Solution

The fourth proportional to 5,790.95, 8,686.33 and 1,842.15 is: 2,763.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.95 : 8,686.33 = 1,842.15 : x
  2. Step 2: Convert to fraction form
    5,790.95/8,686.33 = 1,842.15/x
  3. Step 3: Cross multiply
    5,790.95x = 8,686.33 × 1,842.15
  4. Step 4: Simplify right side
    5,790.95x = 16,001,522.81
  5. Step 5: Solve for x
    x = 16,001,522.81/5,790.95
  6. Step 6: Final answer
    x = 2,763.19

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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.