Home / 9,174.24-13,768.28-6,715.40

Finding the Fourth Proportional to 9,174.24, 13,768.28 and 6,715.40

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Solution

The fourth proportional to 9,174.24, 13,768.28 and 6,715.40 is: 10,078.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.24 : 13,768.28 = 6,715.40 : x
  2. Step 2: Convert to fraction form
    9,174.24/13,768.28 = 6,715.40/x
  3. Step 3: Cross multiply
    9,174.24x = 13,768.28 × 6,715.40
  4. Step 4: Simplify right side
    9,174.24x = 92,459,507.51
  5. Step 5: Solve for x
    x = 92,459,507.51/9,174.24
  6. Step 6: Final answer
    x = 10,078.17

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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.