Home / 5,355.54-8,034.48-2,585.34

Finding the Fourth Proportional to 5,355.54, 8,034.48 and 2,585.34

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Solution

The fourth proportional to 5,355.54, 8,034.48 and 2,585.34 is: 3,878.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.54 : 8,034.48 = 2,585.34 : x
  2. Step 2: Convert to fraction form
    5,355.54/8,034.48 = 2,585.34/x
  3. Step 3: Cross multiply
    5,355.54x = 8,034.48 × 2,585.34
  4. Step 4: Simplify right side
    5,355.54x = 20,771,862.52
  5. Step 5: Solve for x
    x = 20,771,862.52/5,355.54
  6. Step 6: Final answer
    x = 3,878.57

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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.