Home / 4,572.24-6,858.36-3,030

Finding the Fourth Proportional to 4,572.24, 6,858.36 and 3,030

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Solution

The fourth proportional to 4,572.24, 6,858.36 and 3,030 is: 4,545

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.24 : 6,858.36 = 3,030 : x
  2. Step 2: Convert to fraction form
    4,572.24/6,858.36 = 3,030/x
  3. Step 3: Cross multiply
    4,572.24x = 6,858.36 × 3,030
  4. Step 4: Simplify right side
    4,572.24x = 20,780,830.80
  5. Step 5: Solve for x
    x = 20,780,830.80/4,572.24
  6. Step 6: Final answer
    x = 4,545

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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.