Home / 4,725.45-7,087.14-1,437.89

Finding the Fourth Proportional to 4,725.45, 7,087.14 and 1,437.89

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Solution

The fourth proportional to 4,725.45, 7,087.14 and 1,437.89 is: 2,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.45 : 7,087.14 = 1,437.89 : x
  2. Step 2: Convert to fraction form
    4,725.45/7,087.14 = 1,437.89/x
  3. Step 3: Cross multiply
    4,725.45x = 7,087.14 × 1,437.89
  4. Step 4: Simplify right side
    4,725.45x = 10,190,492.30
  5. Step 5: Solve for x
    x = 10,190,492.30/4,725.45
  6. Step 6: Final answer
    x = 2,156.51

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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.