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Finding the Fourth Proportional to 8,886, 12,262.59 and 4,907.02

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Solution

The fourth proportional to 8,886, 12,262.59 and 4,907.02 is: 6,771.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886 : 12,262.59 = 4,907.02 : x
  2. Step 2: Convert to fraction form
    8,886/12,262.59 = 4,907.02/x
  3. Step 3: Cross multiply
    8,886x = 12,262.59 × 4,907.02
  4. Step 4: Simplify right side
    8,886x = 60,172,774.38
  5. Step 5: Solve for x
    x = 60,172,774.38/8,886
  6. Step 6: Final answer
    x = 6,771.64

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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.