Home / 9,929.20-13,701.27-5,950.21

Finding the Fourth Proportional to 9,929.20, 13,701.27 and 5,950.21

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Solution

The fourth proportional to 9,929.20, 13,701.27 and 5,950.21 is: 8,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929.20 : 13,701.27 = 5,950.21 : x
  2. Step 2: Convert to fraction form
    9,929.20/13,701.27 = 5,950.21/x
  3. Step 3: Cross multiply
    9,929.20x = 13,701.27 × 5,950.21
  4. Step 4: Simplify right side
    9,929.20x = 81,525,399.51
  5. Step 5: Solve for x
    x = 81,525,399.51/9,929.20
  6. Step 6: Final answer
    x = 8,210.67

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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.