Home / 9,325.53-13,988.43-3,480.93

Finding the Fourth Proportional to 9,325.53, 13,988.43 and 3,480.93

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Solution

The fourth proportional to 9,325.53, 13,988.43 and 3,480.93 is: 5,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.53 : 13,988.43 = 3,480.93 : x
  2. Step 2: Convert to fraction form
    9,325.53/13,988.43 = 3,480.93/x
  3. Step 3: Cross multiply
    9,325.53x = 13,988.43 × 3,480.93
  4. Step 4: Simplify right side
    9,325.53x = 48,692,745.64
  5. Step 5: Solve for x
    x = 48,692,745.64/9,325.53
  6. Step 6: Final answer
    x = 5,221.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.