Home / 5,615.33-8,422.96-1,454.98

Finding the Fourth Proportional to 5,615.33, 8,422.96 and 1,454.98

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Solution

The fourth proportional to 5,615.33, 8,422.96 and 1,454.98 is: 2,182.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615.33 : 8,422.96 = 1,454.98 : x
  2. Step 2: Convert to fraction form
    5,615.33/8,422.96 = 1,454.98/x
  3. Step 3: Cross multiply
    5,615.33x = 8,422.96 × 1,454.98
  4. Step 4: Simplify right side
    5,615.33x = 12,255,238.34
  5. Step 5: Solve for x
    x = 12,255,238.34/5,615.33
  6. Step 6: Final answer
    x = 2,182.46

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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.