Home / 5,260.26-7,900.08-3,530.10

Finding the Fourth Proportional to 5,260.26, 7,900.08 and 3,530.10

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Solution

The fourth proportional to 5,260.26, 7,900.08 and 3,530.10 is: 5,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.26 : 7,900.08 = 3,530.10 : x
  2. Step 2: Convert to fraction form
    5,260.26/7,900.08 = 3,530.10/x
  3. Step 3: Cross multiply
    5,260.26x = 7,900.08 × 3,530.10
  4. Step 4: Simplify right side
    5,260.26x = 27,888,072.41
  5. Step 5: Solve for x
    x = 27,888,072.41/5,260.26
  6. Step 6: Final answer
    x = 5,301.65

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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.