Home / 10,826.64-14,941.44-6,111.72

Finding the Fourth Proportional to 10,826.64, 14,941.44 and 6,111.72

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Solution

The fourth proportional to 10,826.64, 14,941.44 and 6,111.72 is: 8,434.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.64 : 14,941.44 = 6,111.72 : x
  2. Step 2: Convert to fraction form
    10,826.64/14,941.44 = 6,111.72/x
  3. Step 3: Cross multiply
    10,826.64x = 14,941.44 × 6,111.72
  4. Step 4: Simplify right side
    10,826.64x = 91,317,897.68
  5. Step 5: Solve for x
    x = 91,317,897.68/10,826.64
  6. Step 6: Final answer
    x = 8,434.56

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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.