Home / 8,043.05-12,048.03-3,870.74

Finding the Fourth Proportional to 8,043.05, 12,048.03 and 3,870.74

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Solution

The fourth proportional to 8,043.05, 12,048.03 and 3,870.74 is: 5,798.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.05 : 12,048.03 = 3,870.74 : x
  2. Step 2: Convert to fraction form
    8,043.05/12,048.03 = 3,870.74/x
  3. Step 3: Cross multiply
    8,043.05x = 12,048.03 × 3,870.74
  4. Step 4: Simplify right side
    8,043.05x = 46,634,731.40
  5. Step 5: Solve for x
    x = 46,634,731.40/8,043.05
  6. Step 6: Final answer
    x = 5,798.14

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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.