Home / 7,688.36-10,610.50-4,331.54

Finding the Fourth Proportional to 7,688.36, 10,610.50 and 4,331.54

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Solution

The fourth proportional to 7,688.36, 10,610.50 and 4,331.54 is: 5,977.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.36 : 10,610.50 = 4,331.54 : x
  2. Step 2: Convert to fraction form
    7,688.36/10,610.50 = 4,331.54/x
  3. Step 3: Cross multiply
    7,688.36x = 10,610.50 × 4,331.54
  4. Step 4: Simplify right side
    7,688.36x = 45,959,805.17
  5. Step 5: Solve for x
    x = 45,959,805.17/7,688.36
  6. Step 6: Final answer
    x = 5,977.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.