Home / 5,780.54-8,661.50-3,003.06

Finding the Fourth Proportional to 5,780.54, 8,661.50 and 3,003.06

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Solution

The fourth proportional to 5,780.54, 8,661.50 and 3,003.06 is: 4,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780.54 : 8,661.50 = 3,003.06 : x
  2. Step 2: Convert to fraction form
    5,780.54/8,661.50 = 3,003.06/x
  3. Step 3: Cross multiply
    5,780.54x = 8,661.50 × 3,003.06
  4. Step 4: Simplify right side
    5,780.54x = 26,011,004.19
  5. Step 5: Solve for x
    x = 26,011,004.19/5,780.54
  6. Step 6: Final answer
    x = 4,499.75

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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.