Home / 5,780.55-8,670.96-2,083.08

Finding the Fourth Proportional to 5,780.55, 8,670.96 and 2,083.08

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Solution

The fourth proportional to 5,780.55, 8,670.96 and 2,083.08 is: 3,124.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780.55 : 8,670.96 = 2,083.08 : x
  2. Step 2: Convert to fraction form
    5,780.55/8,670.96 = 2,083.08/x
  3. Step 3: Cross multiply
    5,780.55x = 8,670.96 × 2,083.08
  4. Step 4: Simplify right side
    5,780.55x = 18,062,303.36
  5. Step 5: Solve for x
    x = 18,062,303.36/5,780.55
  6. Step 6: Final answer
    x = 3,124.67

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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.