Home / 11,208.90-15,468.64-6,173.46

Finding the Fourth Proportional to 11,208.90, 15,468.64 and 6,173.46

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Solution

The fourth proportional to 11,208.90, 15,468.64 and 6,173.46 is: 8,519.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.90 : 15,468.64 = 6,173.46 : x
  2. Step 2: Convert to fraction form
    11,208.90/15,468.64 = 6,173.46/x
  3. Step 3: Cross multiply
    11,208.90x = 15,468.64 × 6,173.46
  4. Step 4: Simplify right side
    11,208.90x = 95,495,030.29
  5. Step 5: Solve for x
    x = 95,495,030.29/11,208.90
  6. Step 6: Final answer
    x = 8,519.57

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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.