Home / 5,087.70-7,633.35-4,907.70

Finding the Fourth Proportional to 5,087.70, 7,633.35 and 4,907.70

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Solution

The fourth proportional to 5,087.70, 7,633.35 and 4,907.70 is: 7,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.70 : 7,633.35 = 4,907.70 : x
  2. Step 2: Convert to fraction form
    5,087.70/7,633.35 = 4,907.70/x
  3. Step 3: Cross multiply
    5,087.70x = 7,633.35 × 4,907.70
  4. Step 4: Simplify right side
    5,087.70x = 37,462,191.80
  5. Step 5: Solve for x
    x = 37,462,191.80/5,087.70
  6. Step 6: Final answer
    x = 7,363.29

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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.