Home / 7,130.74-10,693.26-2,745.76

Finding the Fourth Proportional to 7,130.74, 10,693.26 and 2,745.76

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Solution

The fourth proportional to 7,130.74, 10,693.26 and 2,745.76 is: 4,117.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130.74 : 10,693.26 = 2,745.76 : x
  2. Step 2: Convert to fraction form
    7,130.74/10,693.26 = 2,745.76/x
  3. Step 3: Cross multiply
    7,130.74x = 10,693.26 × 2,745.76
  4. Step 4: Simplify right side
    7,130.74x = 29,361,125.58
  5. Step 5: Solve for x
    x = 29,361,125.58/7,130.74
  6. Step 6: Final answer
    x = 4,117.54

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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.