Home / 10,356.05-15,534.08-2,564.87

Finding the Fourth Proportional to 10,356.05, 15,534.08 and 2,564.87

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Solution

The fourth proportional to 10,356.05, 15,534.08 and 2,564.87 is: 3,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.05 : 15,534.08 = 2,564.87 : x
  2. Step 2: Convert to fraction form
    10,356.05/15,534.08 = 2,564.87/x
  3. Step 3: Cross multiply
    10,356.05x = 15,534.08 × 2,564.87
  4. Step 4: Simplify right side
    10,356.05x = 39,842,814.89
  5. Step 5: Solve for x
    x = 39,842,814.89/10,356.05
  6. Step 6: Final answer
    x = 3,847.30

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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.