Home / 7,582.16-11,355.84-6,327.20

Finding the Fourth Proportional to 7,582.16, 11,355.84 and 6,327.20

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Solution

The fourth proportional to 7,582.16, 11,355.84 and 6,327.20 is: 9,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.16 : 11,355.84 = 6,327.20 : x
  2. Step 2: Convert to fraction form
    7,582.16/11,355.84 = 6,327.20/x
  3. Step 3: Cross multiply
    7,582.16x = 11,355.84 × 6,327.20
  4. Step 4: Simplify right side
    7,582.16x = 71,850,670.85
  5. Step 5: Solve for x
    x = 71,850,670.85/7,582.16
  6. Step 6: Final answer
    x = 9,476.28

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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.