Home / 7,523.18-10,378.78-4,537.32

Finding the Fourth Proportional to 7,523.18, 10,378.78 and 4,537.32

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Solution

The fourth proportional to 7,523.18, 10,378.78 and 4,537.32 is: 6,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.18 : 10,378.78 = 4,537.32 : x
  2. Step 2: Convert to fraction form
    7,523.18/10,378.78 = 4,537.32/x
  3. Step 3: Cross multiply
    7,523.18x = 10,378.78 × 4,537.32
  4. Step 4: Simplify right side
    7,523.18x = 47,091,834.73
  5. Step 5: Solve for x
    x = 47,091,834.73/7,523.18
  6. Step 6: Final answer
    x = 6,259.56

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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.