Home / 5,749.56-8,622.51-1,853.07

Finding the Fourth Proportional to 5,749.56, 8,622.51 and 1,853.07

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Solution

The fourth proportional to 5,749.56, 8,622.51 and 1,853.07 is: 2,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.56 : 8,622.51 = 1,853.07 : x
  2. Step 2: Convert to fraction form
    5,749.56/8,622.51 = 1,853.07/x
  3. Step 3: Cross multiply
    5,749.56x = 8,622.51 × 1,853.07
  4. Step 4: Simplify right side
    5,749.56x = 15,978,114.61
  5. Step 5: Solve for x
    x = 15,978,114.61/5,749.56
  6. Step 6: Final answer
    x = 2,779.02

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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.