Home / 5,444.40-8,163.75-2,520.21

Finding the Fourth Proportional to 5,444.40, 8,163.75 and 2,520.21

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Solution

The fourth proportional to 5,444.40, 8,163.75 and 2,520.21 is: 3,779.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.40 : 8,163.75 = 2,520.21 : x
  2. Step 2: Convert to fraction form
    5,444.40/8,163.75 = 2,520.21/x
  3. Step 3: Cross multiply
    5,444.40x = 8,163.75 × 2,520.21
  4. Step 4: Simplify right side
    5,444.40x = 20,574,364.39
  5. Step 5: Solve for x
    x = 20,574,364.39/5,444.40
  6. Step 6: Final answer
    x = 3,779.00

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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.