Home / 7,064.03-9,745.45-4,077.75

Finding the Fourth Proportional to 7,064.03, 9,745.45 and 4,077.75

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Solution

The fourth proportional to 7,064.03, 9,745.45 and 4,077.75 is: 5,625.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064.03 : 9,745.45 = 4,077.75 : x
  2. Step 2: Convert to fraction form
    7,064.03/9,745.45 = 4,077.75/x
  3. Step 3: Cross multiply
    7,064.03x = 9,745.45 × 4,077.75
  4. Step 4: Simplify right side
    7,064.03x = 39,739,535.09
  5. Step 5: Solve for x
    x = 39,739,535.09/7,064.03
  6. Step 6: Final answer
    x = 5,625.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.