Home / 10,813.28-14,919.77-6,564.23

Finding the Fourth Proportional to 10,813.28, 14,919.77 and 6,564.23

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Solution

The fourth proportional to 10,813.28, 14,919.77 and 6,564.23 is: 9,057.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813.28 : 14,919.77 = 6,564.23 : x
  2. Step 2: Convert to fraction form
    10,813.28/14,919.77 = 6,564.23/x
  3. Step 3: Cross multiply
    10,813.28x = 14,919.77 × 6,564.23
  4. Step 4: Simplify right side
    10,813.28x = 97,936,801.83
  5. Step 5: Solve for x
    x = 97,936,801.83/10,813.28
  6. Step 6: Final answer
    x = 9,057.09

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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.