Home / 5,933.48-8,187.78-3,280.40

Finding the Fourth Proportional to 5,933.48, 8,187.78 and 3,280.40

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Solution

The fourth proportional to 5,933.48, 8,187.78 and 3,280.40 is: 4,526.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,933.48 : 8,187.78 = 3,280.40 : x
  2. Step 2: Convert to fraction form
    5,933.48/8,187.78 = 3,280.40/x
  3. Step 3: Cross multiply
    5,933.48x = 8,187.78 × 3,280.40
  4. Step 4: Simplify right side
    5,933.48x = 26,859,193.51
  5. Step 5: Solve for x
    x = 26,859,193.51/5,933.48
  6. Step 6: Final answer
    x = 4,526.72

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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.