Home / 7,509.67-11,257.71-3,558.47

Finding the Fourth Proportional to 7,509.67, 11,257.71 and 3,558.47

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Solution

The fourth proportional to 7,509.67, 11,257.71 and 3,558.47 is: 5,334.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.67 : 11,257.71 = 3,558.47 : x
  2. Step 2: Convert to fraction form
    7,509.67/11,257.71 = 3,558.47/x
  3. Step 3: Cross multiply
    7,509.67x = 11,257.71 × 3,558.47
  4. Step 4: Simplify right side
    7,509.67x = 40,060,153.67
  5. Step 5: Solve for x
    x = 40,060,153.67/7,509.67
  6. Step 6: Final answer
    x = 5,334.48

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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.