Home / 5,571.16-7,688.08-3,053.21

Finding the Fourth Proportional to 5,571.16, 7,688.08 and 3,053.21

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Solution

The fourth proportional to 5,571.16, 7,688.08 and 3,053.21 is: 4,213.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.16 : 7,688.08 = 3,053.21 : x
  2. Step 2: Convert to fraction form
    5,571.16/7,688.08 = 3,053.21/x
  3. Step 3: Cross multiply
    5,571.16x = 7,688.08 × 3,053.21
  4. Step 4: Simplify right side
    5,571.16x = 23,473,322.74
  5. Step 5: Solve for x
    x = 23,473,322.74/5,571.16
  6. Step 6: Final answer
    x = 4,213.36

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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.