Home / 8,768.04-13,137.18-5,298

Finding the Fourth Proportional to 8,768.04, 13,137.18 and 5,298

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Solution

The fourth proportional to 8,768.04, 13,137.18 and 5,298 is: 7,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.04 : 13,137.18 = 5,298 : x
  2. Step 2: Convert to fraction form
    8,768.04/13,137.18 = 5,298/x
  3. Step 3: Cross multiply
    8,768.04x = 13,137.18 × 5,298
  4. Step 4: Simplify right side
    8,768.04x = 69,600,779.64
  5. Step 5: Solve for x
    x = 69,600,779.64/8,768.04
  6. Step 6: Final answer
    x = 7,938.01

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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.