Home / 10,685.77-16,030.54-3,666.53

Finding the Fourth Proportional to 10,685.77, 16,030.54 and 3,666.53

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Solution

The fourth proportional to 10,685.77, 16,030.54 and 3,666.53 is: 5,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685.77 : 16,030.54 = 3,666.53 : x
  2. Step 2: Convert to fraction form
    10,685.77/16,030.54 = 3,666.53/x
  3. Step 3: Cross multiply
    10,685.77x = 16,030.54 × 3,666.53
  4. Step 4: Simplify right side
    10,685.77x = 58,776,500.49
  5. Step 5: Solve for x
    x = 58,776,500.49/10,685.77
  6. Step 6: Final answer
    x = 5,500.44

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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.