Home / 6,390.35-9,582.27-2,924.63

Finding the Fourth Proportional to 6,390.35, 9,582.27 and 2,924.63

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Solution

The fourth proportional to 6,390.35, 9,582.27 and 2,924.63 is: 4,385.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.35 : 9,582.27 = 2,924.63 : x
  2. Step 2: Convert to fraction form
    6,390.35/9,582.27 = 2,924.63/x
  3. Step 3: Cross multiply
    6,390.35x = 9,582.27 × 2,924.63
  4. Step 4: Simplify right side
    6,390.35x = 28,024,546.40
  5. Step 5: Solve for x
    x = 28,024,546.40/6,390.35
  6. Step 6: Final answer
    x = 4,385.45

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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.