Home / 9,267.84-12,789.63-5,076

Finding the Fourth Proportional to 9,267.84, 12,789.63 and 5,076

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Solution

The fourth proportional to 9,267.84, 12,789.63 and 5,076 is: 7,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267.84 : 12,789.63 = 5,076 : x
  2. Step 2: Convert to fraction form
    9,267.84/12,789.63 = 5,076/x
  3. Step 3: Cross multiply
    9,267.84x = 12,789.63 × 5,076
  4. Step 4: Simplify right side
    9,267.84x = 64,920,161.88
  5. Step 5: Solve for x
    x = 64,920,161.88/9,267.84
  6. Step 6: Final answer
    x = 7,004.89

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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.