Home / 10,046.75-15,070.13-3,890.75

Finding the Fourth Proportional to 10,046.75, 15,070.13 and 3,890.75

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Solution

The fourth proportional to 10,046.75, 15,070.13 and 3,890.75 is: 5,836.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,046.75 : 15,070.13 = 3,890.75 : x
  2. Step 2: Convert to fraction form
    10,046.75/15,070.13 = 3,890.75/x
  3. Step 3: Cross multiply
    10,046.75x = 15,070.13 × 3,890.75
  4. Step 4: Simplify right side
    10,046.75x = 58,634,088.84
  5. Step 5: Solve for x
    x = 58,634,088.84/10,046.75
  6. Step 6: Final answer
    x = 5,836.13

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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.