Home / 5,570.07-7,681.37-3,331.56

Finding the Fourth Proportional to 5,570.07, 7,681.37 and 3,331.56

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Solution

The fourth proportional to 5,570.07, 7,681.37 and 3,331.56 is: 4,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.07 : 7,681.37 = 3,331.56 : x
  2. Step 2: Convert to fraction form
    5,570.07/7,681.37 = 3,331.56/x
  3. Step 3: Cross multiply
    5,570.07x = 7,681.37 × 3,331.56
  4. Step 4: Simplify right side
    5,570.07x = 25,590,957.18
  5. Step 5: Solve for x
    x = 25,590,957.18/5,570.07
  6. Step 6: Final answer
    x = 4,594.37

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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.