Home / 11,526.21-15,906.36-6,810.48

Finding the Fourth Proportional to 11,526.21, 15,906.36 and 6,810.48

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Solution

The fourth proportional to 11,526.21, 15,906.36 and 6,810.48 is: 9,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.21 : 15,906.36 = 6,810.48 : x
  2. Step 2: Convert to fraction form
    11,526.21/15,906.36 = 6,810.48/x
  3. Step 3: Cross multiply
    11,526.21x = 15,906.36 × 6,810.48
  4. Step 4: Simplify right side
    11,526.21x = 108,329,946.65
  5. Step 5: Solve for x
    x = 108,329,946.65/11,526.21
  6. Step 6: Final answer
    x = 9,398.57

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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.