Home / 7,014.78-10,513.08-2,849.92

Finding the Fourth Proportional to 7,014.78, 10,513.08 and 2,849.92

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Solution

The fourth proportional to 7,014.78, 10,513.08 and 2,849.92 is: 4,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.78 : 10,513.08 = 2,849.92 : x
  2. Step 2: Convert to fraction form
    7,014.78/10,513.08 = 2,849.92/x
  3. Step 3: Cross multiply
    7,014.78x = 10,513.08 × 2,849.92
  4. Step 4: Simplify right side
    7,014.78x = 29,961,410.67
  5. Step 5: Solve for x
    x = 29,961,410.67/7,014.78
  6. Step 6: Final answer
    x = 4,271.18

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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.