Home / 5,260.32-7,891.08-1,365.03

Finding the Fourth Proportional to 5,260.32, 7,891.08 and 1,365.03

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Solution

The fourth proportional to 5,260.32, 7,891.08 and 1,365.03 is: 2,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.32 : 7,891.08 = 1,365.03 : x
  2. Step 2: Convert to fraction form
    5,260.32/7,891.08 = 1,365.03/x
  3. Step 3: Cross multiply
    5,260.32x = 7,891.08 × 1,365.03
  4. Step 4: Simplify right side
    5,260.32x = 10,771,560.93
  5. Step 5: Solve for x
    x = 10,771,560.93/5,260.32
  6. Step 6: Final answer
    x = 2,047.70

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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.