Home / 7,723.08-10,653.92-4,885.67

Finding the Fourth Proportional to 7,723.08, 10,653.92 and 4,885.67

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Solution

The fourth proportional to 7,723.08, 10,653.92 and 4,885.67 is: 6,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.08 : 10,653.92 = 4,885.67 : x
  2. Step 2: Convert to fraction form
    7,723.08/10,653.92 = 4,885.67/x
  3. Step 3: Cross multiply
    7,723.08x = 10,653.92 × 4,885.67
  4. Step 4: Simplify right side
    7,723.08x = 52,051,537.33
  5. Step 5: Solve for x
    x = 52,051,537.33/7,723.08
  6. Step 6: Final answer
    x = 6,739.74

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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.