Home / 5,726.35-8,589.62-1,830.75

Finding the Fourth Proportional to 5,726.35, 8,589.62 and 1,830.75

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Solution

The fourth proportional to 5,726.35, 8,589.62 and 1,830.75 is: 2,746.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.35 : 8,589.62 = 1,830.75 : x
  2. Step 2: Convert to fraction form
    5,726.35/8,589.62 = 1,830.75/x
  3. Step 3: Cross multiply
    5,726.35x = 8,589.62 × 1,830.75
  4. Step 4: Simplify right side
    5,726.35x = 15,725,462.35
  5. Step 5: Solve for x
    x = 15,725,462.35/5,726.35
  6. Step 6: Final answer
    x = 2,746.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.