Home / 9,500.49-13,111.34-5,522.85

Finding the Fourth Proportional to 9,500.49, 13,111.34 and 5,522.85

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Solution

The fourth proportional to 9,500.49, 13,111.34 and 5,522.85 is: 7,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,500.49 : 13,111.34 = 5,522.85 : x
  2. Step 2: Convert to fraction form
    9,500.49/13,111.34 = 5,522.85/x
  3. Step 3: Cross multiply
    9,500.49x = 13,111.34 × 5,522.85
  4. Step 4: Simplify right side
    9,500.49x = 72,411,936.50
  5. Step 5: Solve for x
    x = 72,411,936.50/9,500.49
  6. Step 6: Final answer
    x = 7,621.92

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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.