Home / 8,143.44-11,237.88-4,606.62

Finding the Fourth Proportional to 8,143.44, 11,237.88 and 4,606.62

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Solution

The fourth proportional to 8,143.44, 11,237.88 and 4,606.62 is: 6,357.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143.44 : 11,237.88 = 4,606.62 : x
  2. Step 2: Convert to fraction form
    8,143.44/11,237.88 = 4,606.62/x
  3. Step 3: Cross multiply
    8,143.44x = 11,237.88 × 4,606.62
  4. Step 4: Simplify right side
    8,143.44x = 51,768,642.77
  5. Step 5: Solve for x
    x = 51,768,642.77/8,143.44
  6. Step 6: Final answer
    x = 6,357.10

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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.