Home / 4,818.92-7,186.57-4,352.36

Finding the Fourth Proportional to 4,818.92, 7,186.57 and 4,352.36

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Solution

The fourth proportional to 4,818.92, 7,186.57 and 4,352.36 is: 6,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.92 : 7,186.57 = 4,352.36 : x
  2. Step 2: Convert to fraction form
    4,818.92/7,186.57 = 4,352.36/x
  3. Step 3: Cross multiply
    4,818.92x = 7,186.57 × 4,352.36
  4. Step 4: Simplify right side
    4,818.92x = 31,278,539.81
  5. Step 5: Solve for x
    x = 31,278,539.81/4,818.92
  6. Step 6: Final answer
    x = 6,490.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.