Home / 1,546.21-2,319.27-572.50

Finding the Fourth Proportional to 1,546.21, 2,319.27 and 572.50

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Solution

The fourth proportional to 1,546.21, 2,319.27 and 572.50 is: 858.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.21 : 2,319.27 = 572.50 : x
  2. Step 2: Convert to fraction form
    1,546.21/2,319.27 = 572.50/x
  3. Step 3: Cross multiply
    1,546.21x = 2,319.27 × 572.50
  4. Step 4: Simplify right side
    1,546.21x = 1,327,782.08
  5. Step 5: Solve for x
    x = 1,327,782.08/1,546.21
  6. Step 6: Final answer
    x = 858.73

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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.