Home / 6,941.70-9,581.58-4,288.14

Finding the Fourth Proportional to 6,941.70, 9,581.58 and 4,288.14

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Solution

The fourth proportional to 6,941.70, 9,581.58 and 4,288.14 is: 5,918.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.70 : 9,581.58 = 4,288.14 : x
  2. Step 2: Convert to fraction form
    6,941.70/9,581.58 = 4,288.14/x
  3. Step 3: Cross multiply
    6,941.70x = 9,581.58 × 4,288.14
  4. Step 4: Simplify right side
    6,941.70x = 41,087,156.46
  5. Step 5: Solve for x
    x = 41,087,156.46/6,941.70
  6. Step 6: Final answer
    x = 5,918.89

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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.