Home / 8,426.43-11,632.41-4,888.96

Finding the Fourth Proportional to 8,426.43, 11,632.41 and 4,888.96

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Solution

The fourth proportional to 8,426.43, 11,632.41 and 4,888.96 is: 6,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.43 : 11,632.41 = 4,888.96 : x
  2. Step 2: Convert to fraction form
    8,426.43/11,632.41 = 4,888.96/x
  3. Step 3: Cross multiply
    8,426.43x = 11,632.41 × 4,888.96
  4. Step 4: Simplify right side
    8,426.43x = 56,870,358.11
  5. Step 5: Solve for x
    x = 56,870,358.11/8,426.43
  6. Step 6: Final answer
    x = 6,749.05

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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.