Home / 8,344.89-11,509.43-5,360.99

Finding the Fourth Proportional to 8,344.89, 11,509.43 and 5,360.99

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Solution

The fourth proportional to 8,344.89, 11,509.43 and 5,360.99 is: 7,393.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.89 : 11,509.43 = 5,360.99 : x
  2. Step 2: Convert to fraction form
    8,344.89/11,509.43 = 5,360.99/x
  3. Step 3: Cross multiply
    8,344.89x = 11,509.43 × 5,360.99
  4. Step 4: Simplify right side
    8,344.89x = 61,701,854.78
  5. Step 5: Solve for x
    x = 61,701,854.78/8,344.89
  6. Step 6: Final answer
    x = 7,393.97

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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.