Home / 4,571.46-6,857.15-1,108.71

Finding the Fourth Proportional to 4,571.46, 6,857.15 and 1,108.71

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Solution

The fourth proportional to 4,571.46, 6,857.15 and 1,108.71 is: 1,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.46 : 6,857.15 = 1,108.71 : x
  2. Step 2: Convert to fraction form
    4,571.46/6,857.15 = 1,108.71/x
  3. Step 3: Cross multiply
    4,571.46x = 6,857.15 × 1,108.71
  4. Step 4: Simplify right side
    4,571.46x = 7,602,585.23
  5. Step 5: Solve for x
    x = 7,602,585.23/4,571.46
  6. Step 6: Final answer
    x = 1,663.05

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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.