Home / 11,467.09-15,823.32-6,430.27

Finding the Fourth Proportional to 11,467.09, 15,823.32 and 6,430.27

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Solution

The fourth proportional to 11,467.09, 15,823.32 and 6,430.27 is: 8,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.09 : 15,823.32 = 6,430.27 : x
  2. Step 2: Convert to fraction form
    11,467.09/15,823.32 = 6,430.27/x
  3. Step 3: Cross multiply
    11,467.09x = 15,823.32 × 6,430.27
  4. Step 4: Simplify right side
    11,467.09x = 101,748,306.90
  5. Step 5: Solve for x
    x = 101,748,306.90/11,467.09
  6. Step 6: Final answer
    x = 8,873.07

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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.