Home / 11,483.07-15,846.33-6,447.23

Finding the Fourth Proportional to 11,483.07, 15,846.33 and 6,447.23

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Solution

The fourth proportional to 11,483.07, 15,846.33 and 6,447.23 is: 8,897.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.07 : 15,846.33 = 6,447.23 : x
  2. Step 2: Convert to fraction form
    11,483.07/15,846.33 = 6,447.23/x
  3. Step 3: Cross multiply
    11,483.07x = 15,846.33 × 6,447.23
  4. Step 4: Simplify right side
    11,483.07x = 102,164,934.17
  5. Step 5: Solve for x
    x = 102,164,934.17/11,483.07
  6. Step 6: Final answer
    x = 8,897.01

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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.