Home / 4,947.42-7,421.16-2,023.68

Finding the Fourth Proportional to 4,947.42, 7,421.16 and 2,023.68

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Solution

The fourth proportional to 4,947.42, 7,421.16 and 2,023.68 is: 3,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.42 : 7,421.16 = 2,023.68 : x
  2. Step 2: Convert to fraction form
    4,947.42/7,421.16 = 2,023.68/x
  3. Step 3: Cross multiply
    4,947.42x = 7,421.16 × 2,023.68
  4. Step 4: Simplify right side
    4,947.42x = 15,018,053.07
  5. Step 5: Solve for x
    x = 15,018,053.07/4,947.42
  6. Step 6: Final answer
    x = 3,035.53

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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.