Home / 9,450.81-14,171.90-2,875.77

Finding the Fourth Proportional to 9,450.81, 14,171.90 and 2,875.77

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Solution

The fourth proportional to 9,450.81, 14,171.90 and 2,875.77 is: 4,312.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,450.81 : 14,171.90 = 2,875.77 : x
  2. Step 2: Convert to fraction form
    9,450.81/14,171.90 = 2,875.77/x
  3. Step 3: Cross multiply
    9,450.81x = 14,171.90 × 2,875.77
  4. Step 4: Simplify right side
    9,450.81x = 40,755,110.48
  5. Step 5: Solve for x
    x = 40,755,110.48/9,450.81
  6. Step 6: Final answer
    x = 4,312.34

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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.