Home / 8,316.47-11,460.89-5,954.51

Finding the Fourth Proportional to 8,316.47, 11,460.89 and 5,954.51

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Solution

The fourth proportional to 8,316.47, 11,460.89 and 5,954.51 is: 8,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.47 : 11,460.89 = 5,954.51 : x
  2. Step 2: Convert to fraction form
    8,316.47/11,460.89 = 5,954.51/x
  3. Step 3: Cross multiply
    8,316.47x = 11,460.89 × 5,954.51
  4. Step 4: Simplify right side
    8,316.47x = 68,243,984.11
  5. Step 5: Solve for x
    x = 68,243,984.11/8,316.47
  6. Step 6: Final answer
    x = 8,205.88

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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.