Home / 3,435.22-5,153.28-1,586.08

Finding the Fourth Proportional to 3,435.22, 5,153.28 and 1,586.08

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Solution

The fourth proportional to 3,435.22, 5,153.28 and 1,586.08 is: 2,379.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.22 : 5,153.28 = 1,586.08 : x
  2. Step 2: Convert to fraction form
    3,435.22/5,153.28 = 1,586.08/x
  3. Step 3: Cross multiply
    3,435.22x = 5,153.28 × 1,586.08
  4. Step 4: Simplify right side
    3,435.22x = 8,173,514.34
  5. Step 5: Solve for x
    x = 8,173,514.34/3,435.22
  6. Step 6: Final answer
    x = 2,379.33

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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.