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Finding the Fourth Proportional to 9,000.99, 13,492.37 and 4,314.13

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Solution

The fourth proportional to 9,000.99, 13,492.37 and 4,314.13 is: 6,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.99 : 13,492.37 = 4,314.13 : x
  2. Step 2: Convert to fraction form
    9,000.99/13,492.37 = 4,314.13/x
  3. Step 3: Cross multiply
    9,000.99x = 13,492.37 × 4,314.13
  4. Step 4: Simplify right side
    9,000.99x = 58,207,815.24
  5. Step 5: Solve for x
    x = 58,207,815.24/9,000.99
  6. Step 6: Final answer
    x = 6,466.82

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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.