Home / 7,745.13-11,598.21-6,110.55

Finding the Fourth Proportional to 7,745.13, 11,598.21 and 6,110.55

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Solution

The fourth proportional to 7,745.13, 11,598.21 and 6,110.55 is: 9,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.13 : 11,598.21 = 6,110.55 : x
  2. Step 2: Convert to fraction form
    7,745.13/11,598.21 = 6,110.55/x
  3. Step 3: Cross multiply
    7,745.13x = 11,598.21 × 6,110.55
  4. Step 4: Simplify right side
    7,745.13x = 70,871,442.12
  5. Step 5: Solve for x
    x = 70,871,442.12/7,745.13
  6. Step 6: Final answer
    x = 9,150.45

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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.