Home / 4,709.14-7,064.99-1,422.36

Finding the Fourth Proportional to 4,709.14, 7,064.99 and 1,422.36

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Solution

The fourth proportional to 4,709.14, 7,064.99 and 1,422.36 is: 2,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.14 : 7,064.99 = 1,422.36 : x
  2. Step 2: Convert to fraction form
    4,709.14/7,064.99 = 1,422.36/x
  3. Step 3: Cross multiply
    4,709.14x = 7,064.99 × 1,422.36
  4. Step 4: Simplify right side
    4,709.14x = 10,048,957.40
  5. Step 5: Solve for x
    x = 10,048,957.40/4,709.14
  6. Step 6: Final answer
    x = 2,133.93

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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.