Home / 1,763.24-2,429.76-1,500.80

Finding the Fourth Proportional to 1,763.24, 2,429.76 and 1,500.80

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Solution

The fourth proportional to 1,763.24, 2,429.76 and 1,500.80 is: 2,068.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.24 : 2,429.76 = 1,500.80 : x
  2. Step 2: Convert to fraction form
    1,763.24/2,429.76 = 1,500.80/x
  3. Step 3: Cross multiply
    1,763.24x = 2,429.76 × 1,500.80
  4. Step 4: Simplify right side
    1,763.24x = 3,646,583.81
  5. Step 5: Solve for x
    x = 3,646,583.81/1,763.24
  6. Step 6: Final answer
    x = 2,068.12

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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.