Home / 5,571.49-8,357.25-1,411.50

Finding the Fourth Proportional to 5,571.49, 8,357.25 and 1,411.50

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Solution

The fourth proportional to 5,571.49, 8,357.25 and 1,411.50 is: 2,117.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.49 : 8,357.25 = 1,411.50 : x
  2. Step 2: Convert to fraction form
    5,571.49/8,357.25 = 1,411.50/x
  3. Step 3: Cross multiply
    5,571.49x = 8,357.25 × 1,411.50
  4. Step 4: Simplify right side
    5,571.49x = 11,796,258.38
  5. Step 5: Solve for x
    x = 11,796,258.38/5,571.49
  6. Step 6: Final answer
    x = 2,117.25

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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.