Home / 9,426.18-14,120.14-4,420.99

Finding the Fourth Proportional to 9,426.18, 14,120.14 and 4,420.99

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Solution

The fourth proportional to 9,426.18, 14,120.14 and 4,420.99 is: 6,622.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.18 : 14,120.14 = 4,420.99 : x
  2. Step 2: Convert to fraction form
    9,426.18/14,120.14 = 4,420.99/x
  3. Step 3: Cross multiply
    9,426.18x = 14,120.14 × 4,420.99
  4. Step 4: Simplify right side
    9,426.18x = 62,424,997.74
  5. Step 5: Solve for x
    x = 62,424,997.74/9,426.18
  6. Step 6: Final answer
    x = 6,622.51

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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.