Home / 6,467.24-9,705.74-5,184.20

Finding the Fourth Proportional to 6,467.24, 9,705.74 and 5,184.20

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Solution

The fourth proportional to 6,467.24, 9,705.74 and 5,184.20 is: 7,780.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.24 : 9,705.74 = 5,184.20 : x
  2. Step 2: Convert to fraction form
    6,467.24/9,705.74 = 5,184.20/x
  3. Step 3: Cross multiply
    6,467.24x = 9,705.74 × 5,184.20
  4. Step 4: Simplify right side
    6,467.24x = 50,316,422.86
  5. Step 5: Solve for x
    x = 50,316,422.86/6,467.24
  6. Step 6: Final answer
    x = 7,780.21

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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.