Home / 10,852.81-14,977.46-6,072.47

Finding the Fourth Proportional to 10,852.81, 14,977.46 and 6,072.47

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Solution

The fourth proportional to 10,852.81, 14,977.46 and 6,072.47 is: 8,380.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.81 : 14,977.46 = 6,072.47 : x
  2. Step 2: Convert to fraction form
    10,852.81/14,977.46 = 6,072.47/x
  3. Step 3: Cross multiply
    10,852.81x = 14,977.46 × 6,072.47
  4. Step 4: Simplify right side
    10,852.81x = 90,950,071.28
  5. Step 5: Solve for x
    x = 90,950,071.28/10,852.81
  6. Step 6: Final answer
    x = 8,380.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.