Home / 7,946.74-11,922.54-3,018.16

Finding the Fourth Proportional to 7,946.74, 11,922.54 and 3,018.16

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Solution

The fourth proportional to 7,946.74, 11,922.54 and 3,018.16 is: 4,528.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.74 : 11,922.54 = 3,018.16 : x
  2. Step 2: Convert to fraction form
    7,946.74/11,922.54 = 3,018.16/x
  3. Step 3: Cross multiply
    7,946.74x = 11,922.54 × 3,018.16
  4. Step 4: Simplify right side
    7,946.74x = 35,984,133.33
  5. Step 5: Solve for x
    x = 35,984,133.33/7,946.74
  6. Step 6: Final answer
    x = 4,528.16

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1.5x scale

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.