Home / 1,852.13-2,555.93-1,153.50

Finding the Fourth Proportional to 1,852.13, 2,555.93 and 1,153.50

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Solution

The fourth proportional to 1,852.13, 2,555.93 and 1,153.50 is: 1,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.13 : 2,555.93 = 1,153.50 : x
  2. Step 2: Convert to fraction form
    1,852.13/2,555.93 = 1,153.50/x
  3. Step 3: Cross multiply
    1,852.13x = 2,555.93 × 1,153.50
  4. Step 4: Simplify right side
    1,852.13x = 2,948,268.14
  5. Step 5: Solve for x
    x = 2,948,268.14/1,852.13
  6. Step 6: Final answer
    x = 1,591.83

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Why These Related Problems?

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