Home / 7,069.96-10,603.74-1,876.36

Finding the Fourth Proportional to 7,069.96, 10,603.74 and 1,876.36

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Solution

The fourth proportional to 7,069.96, 10,603.74 and 1,876.36 is: 2,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.96 : 10,603.74 = 1,876.36 : x
  2. Step 2: Convert to fraction form
    7,069.96/10,603.74 = 1,876.36/x
  3. Step 3: Cross multiply
    7,069.96x = 10,603.74 × 1,876.36
  4. Step 4: Simplify right side
    7,069.96x = 19,896,433.59
  5. Step 5: Solve for x
    x = 19,896,433.59/7,069.96
  6. Step 6: Final answer
    x = 2,814.22

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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.