Home / 9,076.89-13,602.54-7,219.74

Finding the Fourth Proportional to 9,076.89, 13,602.54 and 7,219.74

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Solution

The fourth proportional to 9,076.89, 13,602.54 and 7,219.74 is: 10,819.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.89 : 13,602.54 = 7,219.74 : x
  2. Step 2: Convert to fraction form
    9,076.89/13,602.54 = 7,219.74/x
  3. Step 3: Cross multiply
    9,076.89x = 13,602.54 × 7,219.74
  4. Step 4: Simplify right side
    9,076.89x = 98,206,802.14
  5. Step 5: Solve for x
    x = 98,206,802.14/9,076.89
  6. Step 6: Final answer
    x = 10,819.43

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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.