Home / 9,439.07-14,145.17-6,954.35

Finding the Fourth Proportional to 9,439.07, 14,145.17 and 6,954.35

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Solution

The fourth proportional to 9,439.07, 14,145.17 and 6,954.35 is: 10,421.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.07 : 14,145.17 = 6,954.35 : x
  2. Step 2: Convert to fraction form
    9,439.07/14,145.17 = 6,954.35/x
  3. Step 3: Cross multiply
    9,439.07x = 14,145.17 × 6,954.35
  4. Step 4: Simplify right side
    9,439.07x = 98,370,357.49
  5. Step 5: Solve for x
    x = 98,370,357.49/9,439.07
  6. Step 6: Final answer
    x = 10,421.62

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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.