Home / 9,357.84-12,907.92-5,997.18

Finding the Fourth Proportional to 9,357.84, 12,907.92 and 5,997.18

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Solution

The fourth proportional to 9,357.84, 12,907.92 and 5,997.18 is: 8,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.84 : 12,907.92 = 5,997.18 : x
  2. Step 2: Convert to fraction form
    9,357.84/12,907.92 = 5,997.18/x
  3. Step 3: Cross multiply
    9,357.84x = 12,907.92 × 5,997.18
  4. Step 4: Simplify right side
    9,357.84x = 77,411,119.67
  5. Step 5: Solve for x
    x = 77,411,119.67/9,357.84
  6. Step 6: Final answer
    x = 8,272.33

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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.