Home / 4,475.80-6,713.17-1,189.14

Finding the Fourth Proportional to 4,475.80, 6,713.17 and 1,189.14

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Solution

The fourth proportional to 4,475.80, 6,713.17 and 1,189.14 is: 1,783.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.80 : 6,713.17 = 1,189.14 : x
  2. Step 2: Convert to fraction form
    4,475.80/6,713.17 = 1,189.14/x
  3. Step 3: Cross multiply
    4,475.80x = 6,713.17 × 1,189.14
  4. Step 4: Simplify right side
    4,475.80x = 7,982,925.63
  5. Step 5: Solve for x
    x = 7,982,925.63/4,475.80
  6. Step 6: Final answer
    x = 1,783.58

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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.