Home / 9,815.64-14,716.50-4,618.68

Finding the Fourth Proportional to 9,815.64, 14,716.50 and 4,618.68

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Solution

The fourth proportional to 9,815.64, 14,716.50 and 4,618.68 is: 6,924.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,815.64 : 14,716.50 = 4,618.68 : x
  2. Step 2: Convert to fraction form
    9,815.64/14,716.50 = 4,618.68/x
  3. Step 3: Cross multiply
    9,815.64x = 14,716.50 × 4,618.68
  4. Step 4: Simplify right side
    9,815.64x = 67,970,804.22
  5. Step 5: Solve for x
    x = 67,970,804.22/9,815.64
  6. Step 6: Final answer
    x = 6,924.75

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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.