Home / 4,440.36-6,661.56-1,518.66

Finding the Fourth Proportional to 4,440.36, 6,661.56 and 1,518.66

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Solution

The fourth proportional to 4,440.36, 6,661.56 and 1,518.66 is: 2,278.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.36 : 6,661.56 = 1,518.66 : x
  2. Step 2: Convert to fraction form
    4,440.36/6,661.56 = 1,518.66/x
  3. Step 3: Cross multiply
    4,440.36x = 6,661.56 × 1,518.66
  4. Step 4: Simplify right side
    4,440.36x = 10,116,644.71
  5. Step 5: Solve for x
    x = 10,116,644.71/4,440.36
  6. Step 6: Final answer
    x = 2,278.34

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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.