Home / 3,244.68-4,864.78-2,075.40

Finding the Fourth Proportional to 3,244.68, 4,864.78 and 2,075.40

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Solution

The fourth proportional to 3,244.68, 4,864.78 and 2,075.40 is: 3,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.68 : 4,864.78 = 2,075.40 : x
  2. Step 2: Convert to fraction form
    3,244.68/4,864.78 = 2,075.40/x
  3. Step 3: Cross multiply
    3,244.68x = 4,864.78 × 2,075.40
  4. Step 4: Simplify right side
    3,244.68x = 10,096,364.41
  5. Step 5: Solve for x
    x = 10,096,364.41/3,244.68
  6. Step 6: Final answer
    x = 3,111.67

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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.