Home / 4,448.12-6,658.81-4,342.01

Finding the Fourth Proportional to 4,448.12, 6,658.81 and 4,342.01

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Solution

The fourth proportional to 4,448.12, 6,658.81 and 4,342.01 is: 6,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.12 : 6,658.81 = 4,342.01 : x
  2. Step 2: Convert to fraction form
    4,448.12/6,658.81 = 4,342.01/x
  3. Step 3: Cross multiply
    4,448.12x = 6,658.81 × 4,342.01
  4. Step 4: Simplify right side
    4,448.12x = 28,912,575.46
  5. Step 5: Solve for x
    x = 28,912,575.46/4,448.12
  6. Step 6: Final answer
    x = 6,499.96

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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.