Home / 7,948.66-11,907.08-4,784.34

Finding the Fourth Proportional to 7,948.66, 11,907.08 and 4,784.34

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Solution

The fourth proportional to 7,948.66, 11,907.08 and 4,784.34 is: 7,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.66 : 11,907.08 = 4,784.34 : x
  2. Step 2: Convert to fraction form
    7,948.66/11,907.08 = 4,784.34/x
  3. Step 3: Cross multiply
    7,948.66x = 11,907.08 × 4,784.34
  4. Step 4: Simplify right side
    7,948.66x = 56,967,519.13
  5. Step 5: Solve for x
    x = 56,967,519.13/7,948.66
  6. Step 6: Final answer
    x = 7,166.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.