Home / 8,927.93-12,320.44-4,949.01

Finding the Fourth Proportional to 8,927.93, 12,320.44 and 4,949.01

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Solution

The fourth proportional to 8,927.93, 12,320.44 and 4,949.01 is: 6,829.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.93 : 12,320.44 = 4,949.01 : x
  2. Step 2: Convert to fraction form
    8,927.93/12,320.44 = 4,949.01/x
  3. Step 3: Cross multiply
    8,927.93x = 12,320.44 × 4,949.01
  4. Step 4: Simplify right side
    8,927.93x = 60,973,968.39
  5. Step 5: Solve for x
    x = 60,973,968.39/8,927.93
  6. Step 6: Final answer
    x = 6,829.57

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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.