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Finding the Fourth Proportional to 1,803.40, 2,708.74 and 1,752.36

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Solution

The fourth proportional to 1,803.40, 2,708.74 and 1,752.36 is: 2,632.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803.40 : 2,708.74 = 1,752.36 : x
  2. Step 2: Convert to fraction form
    1,803.40/2,708.74 = 1,752.36/x
  3. Step 3: Cross multiply
    1,803.40x = 2,708.74 × 1,752.36
  4. Step 4: Simplify right side
    1,803.40x = 4,746,687.63
  5. Step 5: Solve for x
    x = 4,746,687.63/1,803.40
  6. Step 6: Final answer
    x = 2,632.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.