Home / 8,403.18-11,597.52-4,819.56

Finding the Fourth Proportional to 8,403.18, 11,597.52 and 4,819.56

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Solution

The fourth proportional to 8,403.18, 11,597.52 and 4,819.56 is: 6,651.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403.18 : 11,597.52 = 4,819.56 : x
  2. Step 2: Convert to fraction form
    8,403.18/11,597.52 = 4,819.56/x
  3. Step 3: Cross multiply
    8,403.18x = 11,597.52 × 4,819.56
  4. Step 4: Simplify right side
    8,403.18x = 55,894,943.49
  5. Step 5: Solve for x
    x = 55,894,943.49/8,403.18
  6. Step 6: Final answer
    x = 6,651.64

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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.