Home / 7,165.09-10,749.58-3,002.91

Finding the Fourth Proportional to 7,165.09, 10,749.58 and 3,002.91

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Solution

The fourth proportional to 7,165.09, 10,749.58 and 3,002.91 is: 4,505.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,165.09 : 10,749.58 = 3,002.91 : x
  2. Step 2: Convert to fraction form
    7,165.09/10,749.58 = 3,002.91/x
  3. Step 3: Cross multiply
    7,165.09x = 10,749.58 × 3,002.91
  4. Step 4: Simplify right side
    7,165.09x = 32,279,973.46
  5. Step 5: Solve for x
    x = 32,279,973.46/7,165.09
  6. Step 6: Final answer
    x = 4,505.17

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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.