Home / 3,551.81-4,903.56-2,357.15

Finding the Fourth Proportional to 3,551.81, 4,903.56 and 2,357.15

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Solution

The fourth proportional to 3,551.81, 4,903.56 and 2,357.15 is: 3,254.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.81 : 4,903.56 = 2,357.15 : x
  2. Step 2: Convert to fraction form
    3,551.81/4,903.56 = 2,357.15/x
  3. Step 3: Cross multiply
    3,551.81x = 4,903.56 × 2,357.15
  4. Step 4: Simplify right side
    3,551.81x = 11,558,401.94
  5. Step 5: Solve for x
    x = 11,558,401.94/3,551.81
  6. Step 6: Final answer
    x = 3,254.23

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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.