Home / 3,563.80-5,345.70-966.67

Finding the Fourth Proportional to 3,563.80, 5,345.70 and 966.67

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Solution

The fourth proportional to 3,563.80, 5,345.70 and 966.67 is: 1,450.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.80 : 5,345.70 = 966.67 : x
  2. Step 2: Convert to fraction form
    3,563.80/5,345.70 = 966.67/x
  3. Step 3: Cross multiply
    3,563.80x = 5,345.70 × 966.67
  4. Step 4: Simplify right side
    3,563.80x = 5,167,510.83
  5. Step 5: Solve for x
    x = 5,167,510.83/3,563.80
  6. Step 6: Final answer
    x = 1,450.00

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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.