Home / 7,125.48-10,673.28-4,515.48

Finding the Fourth Proportional to 7,125.48, 10,673.28 and 4,515.48

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Solution

The fourth proportional to 7,125.48, 10,673.28 and 4,515.48 is: 6,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.48 : 10,673.28 = 4,515.48 : x
  2. Step 2: Convert to fraction form
    7,125.48/10,673.28 = 4,515.48/x
  3. Step 3: Cross multiply
    7,125.48x = 10,673.28 × 4,515.48
  4. Step 4: Simplify right side
    7,125.48x = 48,194,982.37
  5. Step 5: Solve for x
    x = 48,194,982.37/7,125.48
  6. Step 6: Final answer
    x = 6,763.75

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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.