Home / 7,682.61-11,526.62-4,398.45

Finding the Fourth Proportional to 7,682.61, 11,526.62 and 4,398.45

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Solution

The fourth proportional to 7,682.61, 11,526.62 and 4,398.45 is: 6,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682.61 : 11,526.62 = 4,398.45 : x
  2. Step 2: Convert to fraction form
    7,682.61/11,526.62 = 4,398.45/x
  3. Step 3: Cross multiply
    7,682.61x = 11,526.62 × 4,398.45
  4. Step 4: Simplify right side
    7,682.61x = 50,699,261.74
  5. Step 5: Solve for x
    x = 50,699,261.74/7,682.61
  6. Step 6: Final answer
    x = 6,599.22

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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.