Home / 4,571.85-6,857.73-1,109.10

Finding the Fourth Proportional to 4,571.85, 6,857.73 and 1,109.10

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Solution

The fourth proportional to 4,571.85, 6,857.73 and 1,109.10 is: 1,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.85 : 6,857.73 = 1,109.10 : x
  2. Step 2: Convert to fraction form
    4,571.85/6,857.73 = 1,109.10/x
  3. Step 3: Cross multiply
    4,571.85x = 6,857.73 × 1,109.10
  4. Step 4: Simplify right side
    4,571.85x = 7,605,908.34
  5. Step 5: Solve for x
    x = 7,605,908.34/4,571.85
  6. Step 6: Final answer
    x = 1,663.64

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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.