Home / 7,054.60-10,578.48-2,123.32

Finding the Fourth Proportional to 7,054.60, 10,578.48 and 2,123.32

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Solution

The fourth proportional to 7,054.60, 10,578.48 and 2,123.32 is: 3,183.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.60 : 10,578.48 = 2,123.32 : x
  2. Step 2: Convert to fraction form
    7,054.60/10,578.48 = 2,123.32/x
  3. Step 3: Cross multiply
    7,054.60x = 10,578.48 × 2,123.32
  4. Step 4: Simplify right side
    7,054.60x = 22,461,498.15
  5. Step 5: Solve for x
    x = 22,461,498.15/7,054.60
  6. Step 6: Final answer
    x = 3,183.95

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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.