Home / 5,666.51-8,500.63-2,891.67

Finding the Fourth Proportional to 5,666.51, 8,500.63 and 2,891.67

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Solution

The fourth proportional to 5,666.51, 8,500.63 and 2,891.67 is: 4,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.51 : 8,500.63 = 2,891.67 : x
  2. Step 2: Convert to fraction form
    5,666.51/8,500.63 = 2,891.67/x
  3. Step 3: Cross multiply
    5,666.51x = 8,500.63 × 2,891.67
  4. Step 4: Simplify right side
    5,666.51x = 24,581,016.75
  5. Step 5: Solve for x
    x = 24,581,016.75/5,666.51
  6. Step 6: Final answer
    x = 4,337.95

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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.