Home / 10,073.93-15,110.88-2,678.39

Finding the Fourth Proportional to 10,073.93, 15,110.88 and 2,678.39

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Solution

The fourth proportional to 10,073.93, 15,110.88 and 2,678.39 is: 4,017.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.93 : 15,110.88 = 2,678.39 : x
  2. Step 2: Convert to fraction form
    10,073.93/15,110.88 = 2,678.39/x
  3. Step 3: Cross multiply
    10,073.93x = 15,110.88 × 2,678.39
  4. Step 4: Simplify right side
    10,073.93x = 40,472,829.88
  5. Step 5: Solve for x
    x = 40,472,829.88/10,073.93
  6. Step 6: Final answer
    x = 4,017.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.