Home / 9,449.84-14,153.16-5,553.20

Finding the Fourth Proportional to 9,449.84, 14,153.16 and 5,553.20

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Solution

The fourth proportional to 9,449.84, 14,153.16 and 5,553.20 is: 8,317.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449.84 : 14,153.16 = 5,553.20 : x
  2. Step 2: Convert to fraction form
    9,449.84/14,153.16 = 5,553.20/x
  3. Step 3: Cross multiply
    9,449.84x = 14,153.16 × 5,553.20
  4. Step 4: Simplify right side
    9,449.84x = 78,595,328.11
  5. Step 5: Solve for x
    x = 78,595,328.11/9,449.84
  6. Step 6: Final answer
    x = 8,317.11

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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.