Home / 4,720.28-7,085.89-2,533.28

Finding the Fourth Proportional to 4,720.28, 7,085.89 and 2,533.28

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Solution

The fourth proportional to 4,720.28, 7,085.89 and 2,533.28 is: 3,802.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.28 : 7,085.89 = 2,533.28 : x
  2. Step 2: Convert to fraction form
    4,720.28/7,085.89 = 2,533.28/x
  3. Step 3: Cross multiply
    4,720.28x = 7,085.89 × 2,533.28
  4. Step 4: Simplify right side
    4,720.28x = 17,950,543.42
  5. Step 5: Solve for x
    x = 17,950,543.42/4,720.28
  6. Step 6: Final answer
    x = 3,802.86

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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.