Home / 1,858.27-2,564.38-1,030.27

Finding the Fourth Proportional to 1,858.27, 2,564.38 and 1,030.27

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Solution

The fourth proportional to 1,858.27, 2,564.38 and 1,030.27 is: 1,421.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.27 : 2,564.38 = 1,030.27 : x
  2. Step 2: Convert to fraction form
    1,858.27/2,564.38 = 1,030.27/x
  3. Step 3: Cross multiply
    1,858.27x = 2,564.38 × 1,030.27
  4. Step 4: Simplify right side
    1,858.27x = 2,641,998.63
  5. Step 5: Solve for x
    x = 2,641,998.63/1,858.27
  6. Step 6: Final answer
    x = 1,421.75

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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.