Home / 1,860.66-2,564.37-1,528.02

Finding the Fourth Proportional to 1,860.66, 2,564.37 and 1,528.02

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Solution

The fourth proportional to 1,860.66, 2,564.37 and 1,528.02 is: 2,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.66 : 2,564.37 = 1,528.02 : x
  2. Step 2: Convert to fraction form
    1,860.66/2,564.37 = 1,528.02/x
  3. Step 3: Cross multiply
    1,860.66x = 2,564.37 × 1,528.02
  4. Step 4: Simplify right side
    1,860.66x = 3,918,395.83
  5. Step 5: Solve for x
    x = 3,918,395.83/1,860.66
  6. Step 6: Final answer
    x = 2,105.92

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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.