Home / 7,538.84-10,401.47-5,940.53

Finding the Fourth Proportional to 7,538.84, 10,401.47 and 5,940.53

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Solution

The fourth proportional to 7,538.84, 10,401.47 and 5,940.53 is: 8,196.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.84 : 10,401.47 = 5,940.53 : x
  2. Step 2: Convert to fraction form
    7,538.84/10,401.47 = 5,940.53/x
  3. Step 3: Cross multiply
    7,538.84x = 10,401.47 × 5,940.53
  4. Step 4: Simplify right side
    7,538.84x = 61,790,162.87
  5. Step 5: Solve for x
    x = 61,790,162.87/7,538.84
  6. Step 6: Final answer
    x = 8,196.25

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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.