Home / 5,363.45-8,045.58-1,665.94

Finding the Fourth Proportional to 5,363.45, 8,045.58 and 1,665.94

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Solution

The fourth proportional to 5,363.45, 8,045.58 and 1,665.94 is: 2,499.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.45 : 8,045.58 = 1,665.94 : x
  2. Step 2: Convert to fraction form
    5,363.45/8,045.58 = 1,665.94/x
  3. Step 3: Cross multiply
    5,363.45x = 8,045.58 × 1,665.94
  4. Step 4: Simplify right side
    5,363.45x = 13,403,453.55
  5. Step 5: Solve for x
    x = 13,403,453.55/5,363.45
  6. Step 6: Final answer
    x = 2,499.04

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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.