Home / 10,686.42-16,030.44-2,895.84

Finding the Fourth Proportional to 10,686.42, 16,030.44 and 2,895.84

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Solution

The fourth proportional to 10,686.42, 16,030.44 and 2,895.84 is: 4,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,686.42 : 16,030.44 = 2,895.84 : x
  2. Step 2: Convert to fraction form
    10,686.42/16,030.44 = 2,895.84/x
  3. Step 3: Cross multiply
    10,686.42x = 16,030.44 × 2,895.84
  4. Step 4: Simplify right side
    10,686.42x = 46,421,589.37
  5. Step 5: Solve for x
    x = 46,421,589.37/10,686.42
  6. Step 6: Final answer
    x = 4,343.98

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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.