Home / 6,042.89-8,339.13-3,390.24

Finding the Fourth Proportional to 6,042.89, 8,339.13 and 3,390.24

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Solution

The fourth proportional to 6,042.89, 8,339.13 and 3,390.24 is: 4,678.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,042.89 : 8,339.13 = 3,390.24 : x
  2. Step 2: Convert to fraction form
    6,042.89/8,339.13 = 3,390.24/x
  3. Step 3: Cross multiply
    6,042.89x = 8,339.13 × 3,390.24
  4. Step 4: Simplify right side
    6,042.89x = 28,271,652.09
  5. Step 5: Solve for x
    x = 28,271,652.09/6,042.89
  6. Step 6: Final answer
    x = 4,678.50

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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.