Home / 7,537.09-11,313.23-6,665.32

Finding the Fourth Proportional to 7,537.09, 11,313.23 and 6,665.32

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Solution

The fourth proportional to 7,537.09, 11,313.23 and 6,665.32 is: 10,004.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.09 : 11,313.23 = 6,665.32 : x
  2. Step 2: Convert to fraction form
    7,537.09/11,313.23 = 6,665.32/x
  3. Step 3: Cross multiply
    7,537.09x = 11,313.23 × 6,665.32
  4. Step 4: Simplify right side
    7,537.09x = 75,406,264.86
  5. Step 5: Solve for x
    x = 75,406,264.86/7,537.09
  6. Step 6: Final answer
    x = 10,004.70

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1.5x scale

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.