Home / 5,349.51-8,021.33-1,650.72

Finding the Fourth Proportional to 5,349.51, 8,021.33 and 1,650.72

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Solution

The fourth proportional to 5,349.51, 8,021.33 and 1,650.72 is: 2,475.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.51 : 8,021.33 = 1,650.72 : x
  2. Step 2: Convert to fraction form
    5,349.51/8,021.33 = 1,650.72/x
  3. Step 3: Cross multiply
    5,349.51x = 8,021.33 × 1,650.72
  4. Step 4: Simplify right side
    5,349.51x = 13,240,961.60
  5. Step 5: Solve for x
    x = 13,240,961.60/5,349.51
  6. Step 6: Final answer
    x = 2,475.17

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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.