Home / 6,560.29-9,840.39-2,811.52

Finding the Fourth Proportional to 6,560.29, 9,840.39 and 2,811.52

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Solution

The fourth proportional to 6,560.29, 9,840.39 and 2,811.52 is: 4,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.29 : 9,840.39 = 2,811.52 : x
  2. Step 2: Convert to fraction form
    6,560.29/9,840.39 = 2,811.52/x
  3. Step 3: Cross multiply
    6,560.29x = 9,840.39 × 2,811.52
  4. Step 4: Simplify right side
    6,560.29x = 27,666,453.29
  5. Step 5: Solve for x
    x = 27,666,453.29/6,560.29
  6. Step 6: Final answer
    x = 4,217.26

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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.