Home / 7,718.46-10,651.68-4,732.58

Finding the Fourth Proportional to 7,718.46, 10,651.68 and 4,732.58

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Solution

The fourth proportional to 7,718.46, 10,651.68 and 4,732.58 is: 6,531.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.46 : 10,651.68 = 4,732.58 : x
  2. Step 2: Convert to fraction form
    7,718.46/10,651.68 = 4,732.58/x
  3. Step 3: Cross multiply
    7,718.46x = 10,651.68 × 4,732.58
  4. Step 4: Simplify right side
    7,718.46x = 50,409,850.81
  5. Step 5: Solve for x
    x = 50,409,850.81/7,718.46
  6. Step 6: Final answer
    x = 6,531.08

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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.