Home / 10,785.32-14,882.42-6,804.92

Finding the Fourth Proportional to 10,785.32, 14,882.42 and 6,804.92

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Solution

The fourth proportional to 10,785.32, 14,882.42 and 6,804.92 is: 9,389.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.32 : 14,882.42 = 6,804.92 : x
  2. Step 2: Convert to fraction form
    10,785.32/14,882.42 = 6,804.92/x
  3. Step 3: Cross multiply
    10,785.32x = 14,882.42 × 6,804.92
  4. Step 4: Simplify right side
    10,785.32x = 101,273,677.51
  5. Step 5: Solve for x
    x = 101,273,677.51/10,785.32
  6. Step 6: Final answer
    x = 9,389.96

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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.