Home / 10,785.12-14,883.44-6,069.41

Finding the Fourth Proportional to 10,785.12, 14,883.44 and 6,069.41

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Solution

The fourth proportional to 10,785.12, 14,883.44 and 6,069.41 is: 8,375.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.12 : 14,883.44 = 6,069.41 : x
  2. Step 2: Convert to fraction form
    10,785.12/14,883.44 = 6,069.41/x
  3. Step 3: Cross multiply
    10,785.12x = 14,883.44 × 6,069.41
  4. Step 4: Simplify right side
    10,785.12x = 90,333,594.81
  5. Step 5: Solve for x
    x = 90,333,594.81/10,785.12
  6. Step 6: Final answer
    x = 8,375.76

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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.