Home / 9,810.20-14,715.78-3,236.96

Finding the Fourth Proportional to 9,810.20, 14,715.78 and 3,236.96

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Solution

The fourth proportional to 9,810.20, 14,715.78 and 3,236.96 is: 4,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,810.20 : 14,715.78 = 3,236.96 : x
  2. Step 2: Convert to fraction form
    9,810.20/14,715.78 = 3,236.96/x
  3. Step 3: Cross multiply
    9,810.20x = 14,715.78 × 3,236.96
  4. Step 4: Simplify right side
    9,810.20x = 47,634,391.23
  5. Step 5: Solve for x
    x = 47,634,391.23/9,810.20
  6. Step 6: Final answer
    x = 4,855.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.