Home / 6,042.48-8,338.95-3,390.27

Finding the Fourth Proportional to 6,042.48, 8,338.95 and 3,390.27

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Solution

The fourth proportional to 6,042.48, 8,338.95 and 3,390.27 is: 4,678.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,042.48 : 8,338.95 = 3,390.27 : x
  2. Step 2: Convert to fraction form
    6,042.48/8,338.95 = 3,390.27/x
  3. Step 3: Cross multiply
    6,042.48x = 8,338.95 × 3,390.27
  4. Step 4: Simplify right side
    6,042.48x = 28,271,260.75
  5. Step 5: Solve for x
    x = 28,271,260.75/6,042.48
  6. Step 6: Final answer
    x = 4,678.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.