Home / 7,009.21-9,671.67-4,025.17

Finding the Fourth Proportional to 7,009.21, 9,671.67 and 4,025.17

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Solution

The fourth proportional to 7,009.21, 9,671.67 and 4,025.17 is: 5,554.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.21 : 9,671.67 = 4,025.17 : x
  2. Step 2: Convert to fraction form
    7,009.21/9,671.67 = 4,025.17/x
  3. Step 3: Cross multiply
    7,009.21x = 9,671.67 × 4,025.17
  4. Step 4: Simplify right side
    7,009.21x = 38,930,115.93
  5. Step 5: Solve for x
    x = 38,930,115.93/7,009.21
  6. Step 6: Final answer
    x = 5,554.14

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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.