Home / 10,667.84-16,001.60-4,820.36

Finding the Fourth Proportional to 10,667.84, 16,001.60 and 4,820.36

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Solution

The fourth proportional to 10,667.84, 16,001.60 and 4,820.36 is: 7,230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667.84 : 16,001.60 = 4,820.36 : x
  2. Step 2: Convert to fraction form
    10,667.84/16,001.60 = 4,820.36/x
  3. Step 3: Cross multiply
    10,667.84x = 16,001.60 × 4,820.36
  4. Step 4: Simplify right side
    10,667.84x = 77,133,472.58
  5. Step 5: Solve for x
    x = 77,133,472.58/10,667.84
  6. Step 6: Final answer
    x = 7,230.47

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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.