Home / 7,014.85-10,512.24-5,151.34

Finding the Fourth Proportional to 7,014.85, 10,512.24 and 5,151.34

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Solution

The fourth proportional to 7,014.85, 10,512.24 and 5,151.34 is: 7,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.85 : 10,512.24 = 5,151.34 : x
  2. Step 2: Convert to fraction form
    7,014.85/10,512.24 = 5,151.34/x
  3. Step 3: Cross multiply
    7,014.85x = 10,512.24 × 5,151.34
  4. Step 4: Simplify right side
    7,014.85x = 54,152,122.40
  5. Step 5: Solve for x
    x = 54,152,122.40/7,014.85
  6. Step 6: Final answer
    x = 7,719.64

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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.