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Finding the Fourth Proportional to 4,888.96, 7,316.16 and 3,725.44

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Solution

The fourth proportional to 4,888.96, 7,316.16 and 3,725.44 is: 5,574.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.96 : 7,316.16 = 3,725.44 : x
  2. Step 2: Convert to fraction form
    4,888.96/7,316.16 = 3,725.44/x
  3. Step 3: Cross multiply
    4,888.96x = 7,316.16 × 3,725.44
  4. Step 4: Simplify right side
    4,888.96x = 27,255,915.11
  5. Step 5: Solve for x
    x = 27,255,915.11/4,888.96
  6. Step 6: Final answer
    x = 5,574.99

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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.