Home / 9,868.41-14,800.80-4,320.72

Finding the Fourth Proportional to 9,868.41, 14,800.80 and 4,320.72

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Solution

The fourth proportional to 9,868.41, 14,800.80 and 4,320.72 is: 6,480.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.41 : 14,800.80 = 4,320.72 : x
  2. Step 2: Convert to fraction form
    9,868.41/14,800.80 = 4,320.72/x
  3. Step 3: Cross multiply
    9,868.41x = 14,800.80 × 4,320.72
  4. Step 4: Simplify right side
    9,868.41x = 63,950,112.58
  5. Step 5: Solve for x
    x = 63,950,112.58/9,868.41
  6. Step 6: Final answer
    x = 6,480.29

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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.