Home / 7,666.15-11,502.06-3,287.02

Finding the Fourth Proportional to 7,666.15, 11,502.06 and 3,287.02

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Solution

The fourth proportional to 7,666.15, 11,502.06 and 3,287.02 is: 4,931.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.15 : 11,502.06 = 3,287.02 : x
  2. Step 2: Convert to fraction form
    7,666.15/11,502.06 = 3,287.02/x
  3. Step 3: Cross multiply
    7,666.15x = 11,502.06 × 3,287.02
  4. Step 4: Simplify right side
    7,666.15x = 37,807,501.26
  5. Step 5: Solve for x
    x = 37,807,501.26/7,666.15
  6. Step 6: Final answer
    x = 4,931.75

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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.