Home / 7,701.58-10,629.83-4,867.15

Finding the Fourth Proportional to 7,701.58, 10,629.83 and 4,867.15

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Solution

The fourth proportional to 7,701.58, 10,629.83 and 4,867.15 is: 6,717.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.58 : 10,629.83 = 4,867.15 : x
  2. Step 2: Convert to fraction form
    7,701.58/10,629.83 = 4,867.15/x
  3. Step 3: Cross multiply
    7,701.58x = 10,629.83 × 4,867.15
  4. Step 4: Simplify right side
    7,701.58x = 51,736,977.08
  5. Step 5: Solve for x
    x = 51,736,977.08/7,701.58
  6. Step 6: Final answer
    x = 6,717.71

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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.