Home / 10,563.24-14,570.88-6,785.12

Finding the Fourth Proportional to 10,563.24, 14,570.88 and 6,785.12

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Solution

The fourth proportional to 10,563.24, 14,570.88 and 6,785.12 is: 9,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563.24 : 14,570.88 = 6,785.12 : x
  2. Step 2: Convert to fraction form
    10,563.24/14,570.88 = 6,785.12/x
  3. Step 3: Cross multiply
    10,563.24x = 14,570.88 × 6,785.12
  4. Step 4: Simplify right side
    10,563.24x = 98,865,169.31
  5. Step 5: Solve for x
    x = 98,865,169.31/10,563.24
  6. Step 6: Final answer
    x = 9,359.36

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Half scale
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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.