Home / 10,395.54-15,578.73-6,925.50

Finding the Fourth Proportional to 10,395.54, 15,578.73 and 6,925.50

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Solution

The fourth proportional to 10,395.54, 15,578.73 and 6,925.50 is: 10,378.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.54 : 15,578.73 = 6,925.50 : x
  2. Step 2: Convert to fraction form
    10,395.54/15,578.73 = 6,925.50/x
  3. Step 3: Cross multiply
    10,395.54x = 15,578.73 × 6,925.50
  4. Step 4: Simplify right side
    10,395.54x = 107,890,494.62
  5. Step 5: Solve for x
    x = 107,890,494.62/10,395.54
  6. Step 6: Final answer
    x = 10,378.54

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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.