Home / 6,453.84-8,905.93-3,582.42

Finding the Fourth Proportional to 6,453.84, 8,905.93 and 3,582.42

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Solution

The fourth proportional to 6,453.84, 8,905.93 and 3,582.42 is: 4,943.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.84 : 8,905.93 = 3,582.42 : x
  2. Step 2: Convert to fraction form
    6,453.84/8,905.93 = 3,582.42/x
  3. Step 3: Cross multiply
    6,453.84x = 8,905.93 × 3,582.42
  4. Step 4: Simplify right side
    6,453.84x = 31,904,781.75
  5. Step 5: Solve for x
    x = 31,904,781.75/6,453.84
  6. Step 6: Final answer
    x = 4,943.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.