Home / 6,187.20-9,261.36-4,617.84

Finding the Fourth Proportional to 6,187.20, 9,261.36 and 4,617.84

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Solution

The fourth proportional to 6,187.20, 9,261.36 and 4,617.84 is: 6,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.20 : 9,261.36 = 4,617.84 : x
  2. Step 2: Convert to fraction form
    6,187.20/9,261.36 = 4,617.84/x
  3. Step 3: Cross multiply
    6,187.20x = 9,261.36 × 4,617.84
  4. Step 4: Simplify right side
    6,187.20x = 42,767,478.66
  5. Step 5: Solve for x
    x = 42,767,478.66/6,187.20
  6. Step 6: Final answer
    x = 6,912.25

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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.