Home / 10,953.52-15,115.02-6,236.86

Finding the Fourth Proportional to 10,953.52, 15,115.02 and 6,236.86

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Solution

The fourth proportional to 10,953.52, 15,115.02 and 6,236.86 is: 8,606.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953.52 : 15,115.02 = 6,236.86 : x
  2. Step 2: Convert to fraction form
    10,953.52/15,115.02 = 6,236.86/x
  3. Step 3: Cross multiply
    10,953.52x = 15,115.02 × 6,236.86
  4. Step 4: Simplify right side
    10,953.52x = 94,270,263.64
  5. Step 5: Solve for x
    x = 94,270,263.64/10,953.52
  6. Step 6: Final answer
    x = 8,606.39

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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.