Home / 5,681.37-7,839.47-3,323.06

Finding the Fourth Proportional to 5,681.37, 7,839.47 and 3,323.06

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Solution

The fourth proportional to 5,681.37, 7,839.47 and 3,323.06 is: 4,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681.37 : 7,839.47 = 3,323.06 : x
  2. Step 2: Convert to fraction form
    5,681.37/7,839.47 = 3,323.06/x
  3. Step 3: Cross multiply
    5,681.37x = 7,839.47 × 3,323.06
  4. Step 4: Simplify right side
    5,681.37x = 26,050,973.37
  5. Step 5: Solve for x
    x = 26,050,973.37/5,681.37
  6. Step 6: Final answer
    x = 4,585.33

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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.