Home / 10,236.26-14,125.80-6,699.40

Finding the Fourth Proportional to 10,236.26, 14,125.80 and 6,699.40

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Solution

The fourth proportional to 10,236.26, 14,125.80 and 6,699.40 is: 9,245.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.26 : 14,125.80 = 6,699.40 : x
  2. Step 2: Convert to fraction form
    10,236.26/14,125.80 = 6,699.40/x
  3. Step 3: Cross multiply
    10,236.26x = 14,125.80 × 6,699.40
  4. Step 4: Simplify right side
    10,236.26x = 94,634,384.52
  5. Step 5: Solve for x
    x = 94,634,384.52/10,236.26
  6. Step 6: Final answer
    x = 9,245.02

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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.