Home / 7,964.11-11,948.09-2,417.13

Finding the Fourth Proportional to 7,964.11, 11,948.09 and 2,417.13

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Solution

The fourth proportional to 7,964.11, 11,948.09 and 2,417.13 is: 3,626.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.11 : 11,948.09 = 2,417.13 : x
  2. Step 2: Convert to fraction form
    7,964.11/11,948.09 = 2,417.13/x
  3. Step 3: Cross multiply
    7,964.11x = 11,948.09 × 2,417.13
  4. Step 4: Simplify right side
    7,964.11x = 28,880,086.78
  5. Step 5: Solve for x
    x = 28,880,086.78/7,964.11
  6. Step 6: Final answer
    x = 3,626.28

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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.