Home / 6,281.74-8,670.83-4,518.47

Finding the Fourth Proportional to 6,281.74, 8,670.83 and 4,518.47

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Solution

The fourth proportional to 6,281.74, 8,670.83 and 4,518.47 is: 6,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.74 : 8,670.83 = 4,518.47 : x
  2. Step 2: Convert to fraction form
    6,281.74/8,670.83 = 4,518.47/x
  3. Step 3: Cross multiply
    6,281.74x = 8,670.83 × 4,518.47
  4. Step 4: Simplify right side
    6,281.74x = 39,178,835.54
  5. Step 5: Solve for x
    x = 39,178,835.54/6,281.74
  6. Step 6: Final answer
    x = 6,236.94

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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.