Home / 10,368.72-15,553.02-2,577.48

Finding the Fourth Proportional to 10,368.72, 15,553.02 and 2,577.48

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Solution

The fourth proportional to 10,368.72, 15,553.02 and 2,577.48 is: 3,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.72 : 15,553.02 = 2,577.48 : x
  2. Step 2: Convert to fraction form
    10,368.72/15,553.02 = 2,577.48/x
  3. Step 3: Cross multiply
    10,368.72x = 15,553.02 × 2,577.48
  4. Step 4: Simplify right side
    10,368.72x = 40,087,597.99
  5. Step 5: Solve for x
    x = 40,087,597.99/10,368.72
  6. Step 6: Final answer
    x = 3,866.21

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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.