Home / 5,571.51-7,688.48-3,053.55

Finding the Fourth Proportional to 5,571.51, 7,688.48 and 3,053.55

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Solution

The fourth proportional to 5,571.51, 7,688.48 and 3,053.55 is: 4,213.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.51 : 7,688.48 = 3,053.55 : x
  2. Step 2: Convert to fraction form
    5,571.51/7,688.48 = 3,053.55/x
  3. Step 3: Cross multiply
    5,571.51x = 7,688.48 × 3,053.55
  4. Step 4: Simplify right side
    5,571.51x = 23,477,158.10
  5. Step 5: Solve for x
    x = 23,477,158.10/5,571.51
  6. Step 6: Final answer
    x = 4,213.79

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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.