Home / 3,931.56-5,887.61-2,283.11

Finding the Fourth Proportional to 3,931.56, 5,887.61 and 2,283.11

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Solution

The fourth proportional to 3,931.56, 5,887.61 and 2,283.11 is: 3,419.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.56 : 5,887.61 = 2,283.11 : x
  2. Step 2: Convert to fraction form
    3,931.56/5,887.61 = 2,283.11/x
  3. Step 3: Cross multiply
    3,931.56x = 5,887.61 × 2,283.11
  4. Step 4: Simplify right side
    3,931.56x = 13,442,031.83
  5. Step 5: Solve for x
    x = 13,442,031.83/3,931.56
  6. Step 6: Final answer
    x = 3,419.01

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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.