Home / 9,343.93-12,894.37-5,152.09

Finding the Fourth Proportional to 9,343.93, 12,894.37 and 5,152.09

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Solution

The fourth proportional to 9,343.93, 12,894.37 and 5,152.09 is: 7,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343.93 : 12,894.37 = 5,152.09 : x
  2. Step 2: Convert to fraction form
    9,343.93/12,894.37 = 5,152.09/x
  3. Step 3: Cross multiply
    9,343.93x = 12,894.37 × 5,152.09
  4. Step 4: Simplify right side
    9,343.93x = 66,432,954.73
  5. Step 5: Solve for x
    x = 66,432,954.73/9,343.93
  6. Step 6: Final answer
    x = 7,109.74

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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.