Home / 1,500.50-2,069.64-1,376.57

Finding the Fourth Proportional to 1,500.50, 2,069.64 and 1,376.57

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Solution

The fourth proportional to 1,500.50, 2,069.64 and 1,376.57 is: 1,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500.50 : 2,069.64 = 1,376.57 : x
  2. Step 2: Convert to fraction form
    1,500.50/2,069.64 = 1,376.57/x
  3. Step 3: Cross multiply
    1,500.50x = 2,069.64 × 1,376.57
  4. Step 4: Simplify right side
    1,500.50x = 2,848,993.99
  5. Step 5: Solve for x
    x = 2,848,993.99/1,500.50
  6. Step 6: Final answer
    x = 1,898.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.