Home / 4,886.87-7,319.30-3,715.07

Finding the Fourth Proportional to 4,886.87, 7,319.30 and 3,715.07

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Solution

The fourth proportional to 4,886.87, 7,319.30 and 3,715.07 is: 5,564.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.87 : 7,319.30 = 3,715.07 : x
  2. Step 2: Convert to fraction form
    4,886.87/7,319.30 = 3,715.07/x
  3. Step 3: Cross multiply
    4,886.87x = 7,319.30 × 3,715.07
  4. Step 4: Simplify right side
    4,886.87x = 27,191,656.68
  5. Step 5: Solve for x
    x = 27,191,656.68/4,886.87
  6. Step 6: Final answer
    x = 5,564.23

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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.