Home / 9,764.93-13,475.43-5,288.64

Finding the Fourth Proportional to 9,764.93, 13,475.43 and 5,288.64

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Solution

The fourth proportional to 9,764.93, 13,475.43 and 5,288.64 is: 7,298.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.93 : 13,475.43 = 5,288.64 : x
  2. Step 2: Convert to fraction form
    9,764.93/13,475.43 = 5,288.64/x
  3. Step 3: Cross multiply
    9,764.93x = 13,475.43 × 5,288.64
  4. Step 4: Simplify right side
    9,764.93x = 71,266,698.12
  5. Step 5: Solve for x
    x = 71,266,698.12/9,764.93
  6. Step 6: Final answer
    x = 7,298.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.