Home / 11,358.17-15,673.73-6,881.63

Finding the Fourth Proportional to 11,358.17, 15,673.73 and 6,881.63

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Solution

The fourth proportional to 11,358.17, 15,673.73 and 6,881.63 is: 9,496.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.17 : 15,673.73 = 6,881.63 : x
  2. Step 2: Convert to fraction form
    11,358.17/15,673.73 = 6,881.63/x
  3. Step 3: Cross multiply
    11,358.17x = 15,673.73 × 6,881.63
  4. Step 4: Simplify right side
    11,358.17x = 107,860,815.36
  5. Step 5: Solve for x
    x = 107,860,815.36/11,358.17
  6. Step 6: Final answer
    x = 9,496.32

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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.