Home / 9,437.48-13,028.46-7,308.28

Finding the Fourth Proportional to 9,437.48, 13,028.46 and 7,308.28

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Solution

The fourth proportional to 9,437.48, 13,028.46 and 7,308.28 is: 10,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.48 : 13,028.46 = 7,308.28 : x
  2. Step 2: Convert to fraction form
    9,437.48/13,028.46 = 7,308.28/x
  3. Step 3: Cross multiply
    9,437.48x = 13,028.46 × 7,308.28
  4. Step 4: Simplify right side
    9,437.48x = 95,215,633.65
  5. Step 5: Solve for x
    x = 95,215,633.65/9,437.48
  6. Step 6: Final answer
    x = 10,089.10

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1.5x scale

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.