Home / 5,007.29-7,503.63-2,816.63

Finding the Fourth Proportional to 5,007.29, 7,503.63 and 2,816.63

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Solution

The fourth proportional to 5,007.29, 7,503.63 and 2,816.63 is: 4,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.29 : 7,503.63 = 2,816.63 : x
  2. Step 2: Convert to fraction form
    5,007.29/7,503.63 = 2,816.63/x
  3. Step 3: Cross multiply
    5,007.29x = 7,503.63 × 2,816.63
  4. Step 4: Simplify right side
    5,007.29x = 21,134,949.37
  5. Step 5: Solve for x
    x = 21,134,949.37/5,007.29
  6. Step 6: Final answer
    x = 4,220.84

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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.