Home / 3,563.48-4,918.55-2,051.21

Finding the Fourth Proportional to 3,563.48, 4,918.55 and 2,051.21

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Solution

The fourth proportional to 3,563.48, 4,918.55 and 2,051.21 is: 2,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.48 : 4,918.55 = 2,051.21 : x
  2. Step 2: Convert to fraction form
    3,563.48/4,918.55 = 2,051.21/x
  3. Step 3: Cross multiply
    3,563.48x = 4,918.55 × 2,051.21
  4. Step 4: Simplify right side
    3,563.48x = 10,088,944.10
  5. Step 5: Solve for x
    x = 10,088,944.10/3,563.48
  6. Step 6: Final answer
    x = 2,831.21

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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.