Home / 7,999.97-11,038.88-4,463.10

Finding the Fourth Proportional to 7,999.97, 11,038.88 and 4,463.10

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Solution

The fourth proportional to 7,999.97, 11,038.88 and 4,463.10 is: 6,158.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999.97 : 11,038.88 = 4,463.10 : x
  2. Step 2: Convert to fraction form
    7,999.97/11,038.88 = 4,463.10/x
  3. Step 3: Cross multiply
    7,999.97x = 11,038.88 × 4,463.10
  4. Step 4: Simplify right side
    7,999.97x = 49,267,636.49
  5. Step 5: Solve for x
    x = 49,267,636.49/7,999.97
  6. Step 6: Final answer
    x = 6,158.48

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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.