Home / 5,397.45-8,098.14-1,887.99

Finding the Fourth Proportional to 5,397.45, 8,098.14 and 1,887.99

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Solution

The fourth proportional to 5,397.45, 8,098.14 and 1,887.99 is: 2,832.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.45 : 8,098.14 = 1,887.99 : x
  2. Step 2: Convert to fraction form
    5,397.45/8,098.14 = 1,887.99/x
  3. Step 3: Cross multiply
    5,397.45x = 8,098.14 × 1,887.99
  4. Step 4: Simplify right side
    5,397.45x = 15,289,207.34
  5. Step 5: Solve for x
    x = 15,289,207.34/5,397.45
  6. Step 6: Final answer
    x = 2,832.67

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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.