Home / 9,071.43-12,518.81-5,092.85

Finding the Fourth Proportional to 9,071.43, 12,518.81 and 5,092.85

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Solution

The fourth proportional to 9,071.43, 12,518.81 and 5,092.85 is: 7,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.43 : 12,518.81 = 5,092.85 : x
  2. Step 2: Convert to fraction form
    9,071.43/12,518.81 = 5,092.85/x
  3. Step 3: Cross multiply
    9,071.43x = 12,518.81 × 5,092.85
  4. Step 4: Simplify right side
    9,071.43x = 63,756,333.45
  5. Step 5: Solve for x
    x = 63,756,333.45/9,071.43
  6. Step 6: Final answer
    x = 7,028.26

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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.