Home / 11,339.88-15,648.51-6,304.07

Finding the Fourth Proportional to 11,339.88, 15,648.51 and 6,304.07

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Solution

The fourth proportional to 11,339.88, 15,648.51 and 6,304.07 is: 8,699.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.88 : 15,648.51 = 6,304.07 : x
  2. Step 2: Convert to fraction form
    11,339.88/15,648.51 = 6,304.07/x
  3. Step 3: Cross multiply
    11,339.88x = 15,648.51 × 6,304.07
  4. Step 4: Simplify right side
    11,339.88x = 98,649,224.19
  5. Step 5: Solve for x
    x = 98,649,224.19/11,339.88
  6. Step 6: Final answer
    x = 8,699.32

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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.