Home / 7,302.39-10,953.54-2,920.86

Finding the Fourth Proportional to 7,302.39, 10,953.54 and 2,920.86

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Solution

The fourth proportional to 7,302.39, 10,953.54 and 2,920.86 is: 4,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.39 : 10,953.54 = 2,920.86 : x
  2. Step 2: Convert to fraction form
    7,302.39/10,953.54 = 2,920.86/x
  3. Step 3: Cross multiply
    7,302.39x = 10,953.54 × 2,920.86
  4. Step 4: Simplify right side
    7,302.39x = 31,993,756.84
  5. Step 5: Solve for x
    x = 31,993,756.84/7,302.39
  6. Step 6: Final answer
    x = 4,381.27

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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.