Home / 7,516.95-10,372.74-4,329.42

Finding the Fourth Proportional to 7,516.95, 10,372.74 and 4,329.42

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Solution

The fourth proportional to 7,516.95, 10,372.74 and 4,329.42 is: 5,974.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.95 : 10,372.74 = 4,329.42 : x
  2. Step 2: Convert to fraction form
    7,516.95/10,372.74 = 4,329.42/x
  3. Step 3: Cross multiply
    7,516.95x = 10,372.74 × 4,329.42
  4. Step 4: Simplify right side
    7,516.95x = 44,907,948.01
  5. Step 5: Solve for x
    x = 44,907,948.01/7,516.95
  6. Step 6: Final answer
    x = 5,974.22

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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.