Home / 7,705.06-10,629.61-4,516.74

Finding the Fourth Proportional to 7,705.06, 10,629.61 and 4,516.74

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Solution

The fourth proportional to 7,705.06, 10,629.61 and 4,516.74 is: 6,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.06 : 10,629.61 = 4,516.74 : x
  2. Step 2: Convert to fraction form
    7,705.06/10,629.61 = 4,516.74/x
  3. Step 3: Cross multiply
    7,705.06x = 10,629.61 × 4,516.74
  4. Step 4: Simplify right side
    7,705.06x = 48,011,162.09
  5. Step 5: Solve for x
    x = 48,011,162.09/7,705.06
  6. Step 6: Final answer
    x = 6,231.12

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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.