Home / 4,947.40-7,421.22-2,023.66

Finding the Fourth Proportional to 4,947.40, 7,421.22 and 2,023.66

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Solution

The fourth proportional to 4,947.40, 7,421.22 and 2,023.66 is: 3,035.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.40 : 7,421.22 = 2,023.66 : x
  2. Step 2: Convert to fraction form
    4,947.40/7,421.22 = 2,023.66/x
  3. Step 3: Cross multiply
    4,947.40x = 7,421.22 × 2,023.66
  4. Step 4: Simplify right side
    4,947.40x = 15,018,026.07
  5. Step 5: Solve for x
    x = 15,018,026.07/4,947.40
  6. Step 6: Final answer
    x = 3,035.54

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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.