Home / 10,785.13-14,884.08-6,069.71

Finding the Fourth Proportional to 10,785.13, 14,884.08 and 6,069.71

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Solution

The fourth proportional to 10,785.13, 14,884.08 and 6,069.71 is: 8,376.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.13 : 14,884.08 = 6,069.71 : x
  2. Step 2: Convert to fraction form
    10,785.13/14,884.08 = 6,069.71/x
  3. Step 3: Cross multiply
    10,785.13x = 14,884.08 × 6,069.71
  4. Step 4: Simplify right side
    10,785.13x = 90,342,049.22
  5. Step 5: Solve for x
    x = 90,342,049.22/10,785.13
  6. Step 6: Final answer
    x = 8,376.54

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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.