Home / 10,656.08-15,983.54-3,260.54

Finding the Fourth Proportional to 10,656.08, 15,983.54 and 3,260.54

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Solution

The fourth proportional to 10,656.08, 15,983.54 and 3,260.54 is: 4,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.08 : 15,983.54 = 3,260.54 : x
  2. Step 2: Convert to fraction form
    10,656.08/15,983.54 = 3,260.54/x
  3. Step 3: Cross multiply
    10,656.08x = 15,983.54 × 3,260.54
  4. Step 4: Simplify right side
    10,656.08x = 52,114,875.29
  5. Step 5: Solve for x
    x = 52,114,875.29/10,656.08
  6. Step 6: Final answer
    x = 4,890.63

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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.