Home / 10,289.46-14,201.52-5,813.28

Finding the Fourth Proportional to 10,289.46, 14,201.52 and 5,813.28

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Solution

The fourth proportional to 10,289.46, 14,201.52 and 5,813.28 is: 8,023.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.46 : 14,201.52 = 5,813.28 : x
  2. Step 2: Convert to fraction form
    10,289.46/14,201.52 = 5,813.28/x
  3. Step 3: Cross multiply
    10,289.46x = 14,201.52 × 5,813.28
  4. Step 4: Simplify right side
    10,289.46x = 82,557,412.19
  5. Step 5: Solve for x
    x = 82,557,412.19/10,289.46
  6. Step 6: Final answer
    x = 8,023.49

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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.