Home / 1,858.74-2,565.24-1,160.22

Finding the Fourth Proportional to 1,858.74, 2,565.24 and 1,160.22

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Solution

The fourth proportional to 1,858.74, 2,565.24 and 1,160.22 is: 1,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.74 : 2,565.24 = 1,160.22 : x
  2. Step 2: Convert to fraction form
    1,858.74/2,565.24 = 1,160.22/x
  3. Step 3: Cross multiply
    1,858.74x = 2,565.24 × 1,160.22
  4. Step 4: Simplify right side
    1,858.74x = 2,976,242.75
  5. Step 5: Solve for x
    x = 2,976,242.75/1,858.74
  6. Step 6: Final answer
    x = 1,601.22

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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.