Home / 5,020.34-7,519.58-2,417.81

Finding the Fourth Proportional to 5,020.34, 7,519.58 and 2,417.81

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Solution

The fourth proportional to 5,020.34, 7,519.58 and 2,417.81 is: 3,621.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.34 : 7,519.58 = 2,417.81 : x
  2. Step 2: Convert to fraction form
    5,020.34/7,519.58 = 2,417.81/x
  3. Step 3: Cross multiply
    5,020.34x = 7,519.58 × 2,417.81
  4. Step 4: Simplify right side
    5,020.34x = 18,180,915.72
  5. Step 5: Solve for x
    x = 18,180,915.72/5,020.34
  6. Step 6: Final answer
    x = 3,621.45

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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.