Home / 6,515.08-9,767.13-4,429.24

Finding the Fourth Proportional to 6,515.08, 9,767.13 and 4,429.24

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Solution

The fourth proportional to 6,515.08, 9,767.13 and 4,429.24 is: 6,640.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.08 : 9,767.13 = 4,429.24 : x
  2. Step 2: Convert to fraction form
    6,515.08/9,767.13 = 4,429.24/x
  3. Step 3: Cross multiply
    6,515.08x = 9,767.13 × 4,429.24
  4. Step 4: Simplify right side
    6,515.08x = 43,260,962.88
  5. Step 5: Solve for x
    x = 43,260,962.88/6,515.08
  6. Step 6: Final answer
    x = 6,640.13

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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.