Home / 9,312.11-13,968.16-2,738.35

Finding the Fourth Proportional to 9,312.11, 13,968.16 and 2,738.35

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Solution

The fourth proportional to 9,312.11, 13,968.16 and 2,738.35 is: 4,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.11 : 13,968.16 = 2,738.35 : x
  2. Step 2: Convert to fraction form
    9,312.11/13,968.16 = 2,738.35/x
  3. Step 3: Cross multiply
    9,312.11x = 13,968.16 × 2,738.35
  4. Step 4: Simplify right side
    9,312.11x = 38,249,717.78
  5. Step 5: Solve for x
    x = 38,249,717.78/9,312.11
  6. Step 6: Final answer
    x = 4,107.53

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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.