Home / 4,420.47-6,628.58-2,572.00

Finding the Fourth Proportional to 4,420.47, 6,628.58 and 2,572.00

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Solution

The fourth proportional to 4,420.47, 6,628.58 and 2,572.00 is: 3,856.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.47 : 6,628.58 = 2,572.00 : x
  2. Step 2: Convert to fraction form
    4,420.47/6,628.58 = 2,572.00/x
  3. Step 3: Cross multiply
    4,420.47x = 6,628.58 × 2,572.00
  4. Step 4: Simplify right side
    4,420.47x = 17,048,739.73
  5. Step 5: Solve for x
    x = 17,048,739.73/4,420.47
  6. Step 6: Final answer
    x = 3,856.77

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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.