Home / 7,218.24-10,820.88-2,598

Finding the Fourth Proportional to 7,218.24, 10,820.88 and 2,598

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Solution

The fourth proportional to 7,218.24, 10,820.88 and 2,598 is: 3,894.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218.24 : 10,820.88 = 2,598 : x
  2. Step 2: Convert to fraction form
    7,218.24/10,820.88 = 2,598/x
  3. Step 3: Cross multiply
    7,218.24x = 10,820.88 × 2,598
  4. Step 4: Simplify right side
    7,218.24x = 28,112,646.24
  5. Step 5: Solve for x
    x = 28,112,646.24/7,218.24
  6. Step 6: Final answer
    x = 3,894.67

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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.