Home / 10,020.52-13,829.16-5,828.52

Finding the Fourth Proportional to 10,020.52, 13,829.16 and 5,828.52

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Solution

The fourth proportional to 10,020.52, 13,829.16 and 5,828.52 is: 8,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.52 : 13,829.16 = 5,828.52 : x
  2. Step 2: Convert to fraction form
    10,020.52/13,829.16 = 5,828.52/x
  3. Step 3: Cross multiply
    10,020.52x = 13,829.16 × 5,828.52
  4. Step 4: Simplify right side
    10,020.52x = 80,603,535.64
  5. Step 5: Solve for x
    x = 80,603,535.64/10,020.52
  6. Step 6: Final answer
    x = 8,043.85

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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.