Home / 10,038.44-13,854.78-5,788.73

Finding the Fourth Proportional to 10,038.44, 13,854.78 and 5,788.73

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Solution

The fourth proportional to 10,038.44, 13,854.78 and 5,788.73 is: 7,989.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038.44 : 13,854.78 = 5,788.73 : x
  2. Step 2: Convert to fraction form
    10,038.44/13,854.78 = 5,788.73/x
  3. Step 3: Cross multiply
    10,038.44x = 13,854.78 × 5,788.73
  4. Step 4: Simplify right side
    10,038.44x = 80,201,580.63
  5. Step 5: Solve for x
    x = 80,201,580.63/10,038.44
  6. Step 6: Final answer
    x = 7,989.45

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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.