Home / 2,591.24-3,887.70-1,551.08

Finding the Fourth Proportional to 2,591.24, 3,887.70 and 1,551.08

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Solution

The fourth proportional to 2,591.24, 3,887.70 and 1,551.08 is: 2,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.24 : 3,887.70 = 1,551.08 : x
  2. Step 2: Convert to fraction form
    2,591.24/3,887.70 = 1,551.08/x
  3. Step 3: Cross multiply
    2,591.24x = 3,887.70 × 1,551.08
  4. Step 4: Simplify right side
    2,591.24x = 6,030,133.72
  5. Step 5: Solve for x
    x = 6,030,133.72/2,591.24
  6. Step 6: Final answer
    x = 2,327.12

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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.