Home / 5,818.63-8,029.11-3,460.32

Finding the Fourth Proportional to 5,818.63, 8,029.11 and 3,460.32

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Solution

The fourth proportional to 5,818.63, 8,029.11 and 3,460.32 is: 4,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.63 : 8,029.11 = 3,460.32 : x
  2. Step 2: Convert to fraction form
    5,818.63/8,029.11 = 3,460.32/x
  3. Step 3: Cross multiply
    5,818.63x = 8,029.11 × 3,460.32
  4. Step 4: Simplify right side
    5,818.63x = 27,783,289.92
  5. Step 5: Solve for x
    x = 27,783,289.92/5,818.63
  6. Step 6: Final answer
    x = 4,774.89

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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.