Home / 6,515.37-9,763.20-4,316.22

Finding the Fourth Proportional to 6,515.37, 9,763.20 and 4,316.22

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Solution

The fourth proportional to 6,515.37, 9,763.20 and 4,316.22 is: 6,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.37 : 9,763.20 = 4,316.22 : x
  2. Step 2: Convert to fraction form
    6,515.37/9,763.20 = 4,316.22/x
  3. Step 3: Cross multiply
    6,515.37x = 9,763.20 × 4,316.22
  4. Step 4: Simplify right side
    6,515.37x = 42,140,119.10
  5. Step 5: Solve for x
    x = 42,140,119.10/6,515.37
  6. Step 6: Final answer
    x = 6,467.80

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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.