Home / 2,007.07-2,769.75-1,110.88

Finding the Fourth Proportional to 2,007.07, 2,769.75 and 1,110.88

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Solution

The fourth proportional to 2,007.07, 2,769.75 and 1,110.88 is: 1,533.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007.07 : 2,769.75 = 1,110.88 : x
  2. Step 2: Convert to fraction form
    2,007.07/2,769.75 = 1,110.88/x
  3. Step 3: Cross multiply
    2,007.07x = 2,769.75 × 1,110.88
  4. Step 4: Simplify right side
    2,007.07x = 3,076,859.88
  5. Step 5: Solve for x
    x = 3,076,859.88/2,007.07
  6. Step 6: Final answer
    x = 1,533.01

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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.