Home / 5,347.17-8,021.49-1,649.69

Finding the Fourth Proportional to 5,347.17, 8,021.49 and 1,649.69

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Solution

The fourth proportional to 5,347.17, 8,021.49 and 1,649.69 is: 2,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.17 : 8,021.49 = 1,649.69 : x
  2. Step 2: Convert to fraction form
    5,347.17/8,021.49 = 1,649.69/x
  3. Step 3: Cross multiply
    5,347.17x = 8,021.49 × 1,649.69
  4. Step 4: Simplify right side
    5,347.17x = 13,232,971.84
  5. Step 5: Solve for x
    x = 13,232,971.84/5,347.17
  6. Step 6: Final answer
    x = 2,474.76

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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.