Home / 8,642.63-11,927.96-4,866.53

Finding the Fourth Proportional to 8,642.63, 11,927.96 and 4,866.53

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Solution

The fourth proportional to 8,642.63, 11,927.96 and 4,866.53 is: 6,716.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,642.63 : 11,927.96 = 4,866.53 : x
  2. Step 2: Convert to fraction form
    8,642.63/11,927.96 = 4,866.53/x
  3. Step 3: Cross multiply
    8,642.63x = 11,927.96 × 4,866.53
  4. Step 4: Simplify right side
    8,642.63x = 58,047,709.46
  5. Step 5: Solve for x
    x = 58,047,709.46/8,642.63
  6. Step 6: Final answer
    x = 6,716.44

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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.