Home / 8,267.74-11,403.93-5,125.48

Finding the Fourth Proportional to 8,267.74, 11,403.93 and 5,125.48

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Solution

The fourth proportional to 8,267.74, 11,403.93 and 5,125.48 is: 7,069.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.74 : 11,403.93 = 5,125.48 : x
  2. Step 2: Convert to fraction form
    8,267.74/11,403.93 = 5,125.48/x
  3. Step 3: Cross multiply
    8,267.74x = 11,403.93 × 5,125.48
  4. Step 4: Simplify right side
    8,267.74x = 58,450,615.14
  5. Step 5: Solve for x
    x = 58,450,615.14/8,267.74
  6. Step 6: Final answer
    x = 7,069.72

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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.