Home / 4,167.24-6,247.80-1,973.40

Finding the Fourth Proportional to 4,167.24, 6,247.80 and 1,973.40

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Solution

The fourth proportional to 4,167.24, 6,247.80 and 1,973.40 is: 2,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.24 : 6,247.80 = 1,973.40 : x
  2. Step 2: Convert to fraction form
    4,167.24/6,247.80 = 1,973.40/x
  3. Step 3: Cross multiply
    4,167.24x = 6,247.80 × 1,973.40
  4. Step 4: Simplify right side
    4,167.24x = 12,329,408.52
  5. Step 5: Solve for x
    x = 12,329,408.52/4,167.24
  6. Step 6: Final answer
    x = 2,958.65

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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.