Home / 7,036.09-9,754.22-6,661.57

Finding the Fourth Proportional to 7,036.09, 9,754.22 and 6,661.57

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Solution

The fourth proportional to 7,036.09, 9,754.22 and 6,661.57 is: 9,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.09 : 9,754.22 = 6,661.57 : x
  2. Step 2: Convert to fraction form
    7,036.09/9,754.22 = 6,661.57/x
  3. Step 3: Cross multiply
    7,036.09x = 9,754.22 × 6,661.57
  4. Step 4: Simplify right side
    7,036.09x = 64,978,337.25
  5. Step 5: Solve for x
    x = 64,978,337.25/7,036.09
  6. Step 6: Final answer
    x = 9,235.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.