Home / 11,026.45-15,216.15-6,310.63

Finding the Fourth Proportional to 11,026.45, 15,216.15 and 6,310.63

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Solution

The fourth proportional to 11,026.45, 15,216.15 and 6,310.63 is: 8,708.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.45 : 15,216.15 = 6,310.63 : x
  2. Step 2: Convert to fraction form
    11,026.45/15,216.15 = 6,310.63/x
  3. Step 3: Cross multiply
    11,026.45x = 15,216.15 × 6,310.63
  4. Step 4: Simplify right side
    11,026.45x = 96,023,492.67
  5. Step 5: Solve for x
    x = 96,023,492.67/11,026.45
  6. Step 6: Final answer
    x = 8,708.47

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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.