Home / 3,444.21-4,752.68-1,931.84

Finding the Fourth Proportional to 3,444.21, 4,752.68 and 1,931.84

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Solution

The fourth proportional to 3,444.21, 4,752.68 and 1,931.84 is: 2,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.21 : 4,752.68 = 1,931.84 : x
  2. Step 2: Convert to fraction form
    3,444.21/4,752.68 = 1,931.84/x
  3. Step 3: Cross multiply
    3,444.21x = 4,752.68 × 1,931.84
  4. Step 4: Simplify right side
    3,444.21x = 9,181,393.57
  5. Step 5: Solve for x
    x = 9,181,393.57/3,444.21
  6. Step 6: Final answer
    x = 2,665.75

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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.