Home / 5,260.69-7,891.44-1,365.13

Finding the Fourth Proportional to 5,260.69, 7,891.44 and 1,365.13

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Solution

The fourth proportional to 5,260.69, 7,891.44 and 1,365.13 is: 2,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.69 : 7,891.44 = 1,365.13 : x
  2. Step 2: Convert to fraction form
    5,260.69/7,891.44 = 1,365.13/x
  3. Step 3: Cross multiply
    5,260.69x = 7,891.44 × 1,365.13
  4. Step 4: Simplify right side
    5,260.69x = 10,772,841.49
  5. Step 5: Solve for x
    x = 10,772,841.49/5,260.69
  6. Step 6: Final answer
    x = 2,047.80

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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.