Home / 5,416.07-8,117.90-2,456.76

Finding the Fourth Proportional to 5,416.07, 8,117.90 and 2,456.76

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Solution

The fourth proportional to 5,416.07, 8,117.90 and 2,456.76 is: 3,682.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.07 : 8,117.90 = 2,456.76 : x
  2. Step 2: Convert to fraction form
    5,416.07/8,117.90 = 2,456.76/x
  3. Step 3: Cross multiply
    5,416.07x = 8,117.90 × 2,456.76
  4. Step 4: Simplify right side
    5,416.07x = 19,943,719.72
  5. Step 5: Solve for x
    x = 19,943,719.72/5,416.07
  6. Step 6: Final answer
    x = 3,682.33

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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.