Home / 9,920.97-14,885.33-4,370.41

Finding the Fourth Proportional to 9,920.97, 14,885.33 and 4,370.41

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Solution

The fourth proportional to 9,920.97, 14,885.33 and 4,370.41 is: 6,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920.97 : 14,885.33 = 4,370.41 : x
  2. Step 2: Convert to fraction form
    9,920.97/14,885.33 = 4,370.41/x
  3. Step 3: Cross multiply
    9,920.97x = 14,885.33 × 4,370.41
  4. Step 4: Simplify right side
    9,920.97x = 65,054,995.09
  5. Step 5: Solve for x
    x = 65,054,995.09/9,920.97
  6. Step 6: Final answer
    x = 6,557.32

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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.