Home / 5,681.16-7,840.60-3,325.27

Finding the Fourth Proportional to 5,681.16, 7,840.60 and 3,325.27

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Solution

The fourth proportional to 5,681.16, 7,840.60 and 3,325.27 is: 4,589.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681.16 : 7,840.60 = 3,325.27 : x
  2. Step 2: Convert to fraction form
    5,681.16/7,840.60 = 3,325.27/x
  3. Step 3: Cross multiply
    5,681.16x = 7,840.60 × 3,325.27
  4. Step 4: Simplify right side
    5,681.16x = 26,072,132.15
  5. Step 5: Solve for x
    x = 26,072,132.15/5,681.16
  6. Step 6: Final answer
    x = 4,589.23

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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.