Home / 5,347.27-8,021.77-1,648.64

Finding the Fourth Proportional to 5,347.27, 8,021.77 and 1,648.64

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Solution

The fourth proportional to 5,347.27, 8,021.77 and 1,648.64 is: 2,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.27 : 8,021.77 = 1,648.64 : x
  2. Step 2: Convert to fraction form
    5,347.27/8,021.77 = 1,648.64/x
  3. Step 3: Cross multiply
    5,347.27x = 8,021.77 × 1,648.64
  4. Step 4: Simplify right side
    5,347.27x = 13,224,972.84
  5. Step 5: Solve for x
    x = 13,224,972.84/5,347.27
  6. Step 6: Final answer
    x = 2,473.22

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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.