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Finding the Fourth Proportional to 7,492.35, 11,238.53 and 4,576.35

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Solution

The fourth proportional to 7,492.35, 11,238.53 and 4,576.35 is: 6,864.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.35 : 11,238.53 = 4,576.35 : x
  2. Step 2: Convert to fraction form
    7,492.35/11,238.53 = 4,576.35/x
  3. Step 3: Cross multiply
    7,492.35x = 11,238.53 × 4,576.35
  4. Step 4: Simplify right side
    7,492.35x = 51,431,423.88
  5. Step 5: Solve for x
    x = 51,431,423.88/7,492.35
  6. Step 6: Final answer
    x = 6,864.53

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Similar ratio
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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.