Home / 6,259.41-8,636.69-4,020.98

Finding the Fourth Proportional to 6,259.41, 8,636.69 and 4,020.98

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Solution

The fourth proportional to 6,259.41, 8,636.69 and 4,020.98 is: 5,548.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,259.41 : 8,636.69 = 4,020.98 : x
  2. Step 2: Convert to fraction form
    6,259.41/8,636.69 = 4,020.98/x
  3. Step 3: Cross multiply
    6,259.41x = 8,636.69 × 4,020.98
  4. Step 4: Simplify right side
    6,259.41x = 34,727,924.63
  5. Step 5: Solve for x
    x = 34,727,924.63/6,259.41
  6. Step 6: Final answer
    x = 5,548.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.