Home / 4,475.84-6,713.89-1,189.26

Finding the Fourth Proportional to 4,475.84, 6,713.89 and 1,189.26

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Solution

The fourth proportional to 4,475.84, 6,713.89 and 1,189.26 is: 1,783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.84 : 6,713.89 = 1,189.26 : x
  2. Step 2: Convert to fraction form
    4,475.84/6,713.89 = 1,189.26/x
  3. Step 3: Cross multiply
    4,475.84x = 6,713.89 × 1,189.26
  4. Step 4: Simplify right side
    4,475.84x = 7,984,557.85
  5. Step 5: Solve for x
    x = 7,984,557.85/4,475.84
  6. Step 6: Final answer
    x = 1,783.93

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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.