Home / 10,785.35-14,883.78-6,069.63

Finding the Fourth Proportional to 10,785.35, 14,883.78 and 6,069.63

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Solution

The fourth proportional to 10,785.35, 14,883.78 and 6,069.63 is: 8,376.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.35 : 14,883.78 = 6,069.63 : x
  2. Step 2: Convert to fraction form
    10,785.35/14,883.78 = 6,069.63/x
  3. Step 3: Cross multiply
    10,785.35x = 14,883.78 × 6,069.63
  4. Step 4: Simplify right side
    10,785.35x = 90,339,064.96
  5. Step 5: Solve for x
    x = 90,339,064.96/10,785.35
  6. Step 6: Final answer
    x = 8,376.09

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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.