Home / 1,858.09-2,564.42-1,150.16

Finding the Fourth Proportional to 1,858.09, 2,564.42 and 1,150.16

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Solution

The fourth proportional to 1,858.09, 2,564.42 and 1,150.16 is: 1,587.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.09 : 2,564.42 = 1,150.16 : x
  2. Step 2: Convert to fraction form
    1,858.09/2,564.42 = 1,150.16/x
  3. Step 3: Cross multiply
    1,858.09x = 2,564.42 × 1,150.16
  4. Step 4: Simplify right side
    1,858.09x = 2,949,489.77
  5. Step 5: Solve for x
    x = 2,949,489.77/1,858.09
  6. Step 6: Final answer
    x = 1,587.38

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1.5x scale

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.