Home / 7,948.92-10,969.44-4,412.76

Finding the Fourth Proportional to 7,948.92, 10,969.44 and 4,412.76

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Solution

The fourth proportional to 7,948.92, 10,969.44 and 4,412.76 is: 6,089.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.92 : 10,969.44 = 4,412.76 : x
  2. Step 2: Convert to fraction form
    7,948.92/10,969.44 = 4,412.76/x
  3. Step 3: Cross multiply
    7,948.92x = 10,969.44 × 4,412.76
  4. Step 4: Simplify right side
    7,948.92x = 48,405,506.05
  5. Step 5: Solve for x
    x = 48,405,506.05/7,948.92
  6. Step 6: Final answer
    x = 6,089.57

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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.