Home / 10,038.44-13,852.82-5,789.51

Finding the Fourth Proportional to 10,038.44, 13,852.82 and 5,789.51

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Solution

The fourth proportional to 10,038.44, 13,852.82 and 5,789.51 is: 7,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038.44 : 13,852.82 = 5,789.51 : x
  2. Step 2: Convert to fraction form
    10,038.44/13,852.82 = 5,789.51/x
  3. Step 3: Cross multiply
    10,038.44x = 13,852.82 × 5,789.51
  4. Step 4: Simplify right side
    10,038.44x = 80,201,095.52
  5. Step 5: Solve for x
    x = 80,201,095.52/10,038.44
  6. Step 6: Final answer
    x = 7,989.40

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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.