Home / 4,170.48-5,752.05-2,911.14

Finding the Fourth Proportional to 4,170.48, 5,752.05 and 2,911.14

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Solution

The fourth proportional to 4,170.48, 5,752.05 and 2,911.14 is: 4,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.48 : 5,752.05 = 2,911.14 : x
  2. Step 2: Convert to fraction form
    4,170.48/5,752.05 = 2,911.14/x
  3. Step 3: Cross multiply
    4,170.48x = 5,752.05 × 2,911.14
  4. Step 4: Simplify right side
    4,170.48x = 16,745,022.84
  5. Step 5: Solve for x
    x = 16,745,022.84/4,170.48
  6. Step 6: Final answer
    x = 4,015.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.