Home / 6,980.40-10,472.32-2,050.24

Finding the Fourth Proportional to 6,980.40, 10,472.32 and 2,050.24

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Solution

The fourth proportional to 6,980.40, 10,472.32 and 2,050.24 is: 3,075.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.40 : 10,472.32 = 2,050.24 : x
  2. Step 2: Convert to fraction form
    6,980.40/10,472.32 = 2,050.24/x
  3. Step 3: Cross multiply
    6,980.40x = 10,472.32 × 2,050.24
  4. Step 4: Simplify right side
    6,980.40x = 21,470,769.36
  5. Step 5: Solve for x
    x = 21,470,769.36/6,980.40
  6. Step 6: Final answer
    x = 3,075.87

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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.