Home / 5,423.28-8,125.63-2,959.83

Finding the Fourth Proportional to 5,423.28, 8,125.63 and 2,959.83

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Solution

The fourth proportional to 5,423.28, 8,125.63 and 2,959.83 is: 4,434.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.28 : 8,125.63 = 2,959.83 : x
  2. Step 2: Convert to fraction form
    5,423.28/8,125.63 = 2,959.83/x
  3. Step 3: Cross multiply
    5,423.28x = 8,125.63 × 2,959.83
  4. Step 4: Simplify right side
    5,423.28x = 24,050,435.42
  5. Step 5: Solve for x
    x = 24,050,435.42/5,423.28
  6. Step 6: Final answer
    x = 4,434.67

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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.