Home / 11,274.07-15,556.81-6,237.59

Finding the Fourth Proportional to 11,274.07, 15,556.81 and 6,237.59

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Solution

The fourth proportional to 11,274.07, 15,556.81 and 6,237.59 is: 8,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.07 : 15,556.81 = 6,237.59 : x
  2. Step 2: Convert to fraction form
    11,274.07/15,556.81 = 6,237.59/x
  3. Step 3: Cross multiply
    11,274.07x = 15,556.81 × 6,237.59
  4. Step 4: Simplify right side
    11,274.07x = 97,037,008.31
  5. Step 5: Solve for x
    x = 97,037,008.31/11,274.07
  6. Step 6: Final answer
    x = 8,607.10

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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.