Home / 10,894.14-16,347.15-4,320.54

Finding the Fourth Proportional to 10,894.14, 16,347.15 and 4,320.54

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Solution

The fourth proportional to 10,894.14, 16,347.15 and 4,320.54 is: 6,483.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.14 : 16,347.15 = 4,320.54 : x
  2. Step 2: Convert to fraction form
    10,894.14/16,347.15 = 4,320.54/x
  3. Step 3: Cross multiply
    10,894.14x = 16,347.15 × 4,320.54
  4. Step 4: Simplify right side
    10,894.14x = 70,628,515.46
  5. Step 5: Solve for x
    x = 70,628,515.46/10,894.14
  6. Step 6: Final answer
    x = 6,483.17

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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.