Home / 11,026.94-15,218.48-6,312.74

Finding the Fourth Proportional to 11,026.94, 15,218.48 and 6,312.74

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Solution

The fourth proportional to 11,026.94, 15,218.48 and 6,312.74 is: 8,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.94 : 15,218.48 = 6,312.74 : x
  2. Step 2: Convert to fraction form
    11,026.94/15,218.48 = 6,312.74/x
  3. Step 3: Cross multiply
    11,026.94x = 15,218.48 × 6,312.74
  4. Step 4: Simplify right side
    11,026.94x = 96,070,247.12
  5. Step 5: Solve for x
    x = 96,070,247.12/11,026.94
  6. Step 6: Final answer
    x = 8,712.33

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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.