Home / 10,679.85-16,018.97-2,888.46

Finding the Fourth Proportional to 10,679.85, 16,018.97 and 2,888.46

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Solution

The fourth proportional to 10,679.85, 16,018.97 and 2,888.46 is: 4,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.85 : 16,018.97 = 2,888.46 : x
  2. Step 2: Convert to fraction form
    10,679.85/16,018.97 = 2,888.46/x
  3. Step 3: Cross multiply
    10,679.85x = 16,018.97 × 2,888.46
  4. Step 4: Simplify right side
    10,679.85x = 46,270,139.64
  5. Step 5: Solve for x
    x = 46,270,139.64/10,679.85
  6. Step 6: Final answer
    x = 4,332.47

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1.5x scale

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.