Home / 3,061.72-4,225.26-1,802.86

Finding the Fourth Proportional to 3,061.72, 4,225.26 and 1,802.86

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Solution

The fourth proportional to 3,061.72, 4,225.26 and 1,802.86 is: 2,488.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.72 : 4,225.26 = 1,802.86 : x
  2. Step 2: Convert to fraction form
    3,061.72/4,225.26 = 1,802.86/x
  3. Step 3: Cross multiply
    3,061.72x = 4,225.26 × 1,802.86
  4. Step 4: Simplify right side
    3,061.72x = 7,617,552.24
  5. Step 5: Solve for x
    x = 7,617,552.24/3,061.72
  6. Step 6: Final answer
    x = 2,488.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.