Home / 11,718.74-17,585.04-4,328.42

Finding the Fourth Proportional to 11,718.74, 17,585.04 and 4,328.42

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Solution

The fourth proportional to 11,718.74, 17,585.04 and 4,328.42 is: 6,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.74 : 17,585.04 = 4,328.42 : x
  2. Step 2: Convert to fraction form
    11,718.74/17,585.04 = 4,328.42/x
  3. Step 3: Cross multiply
    11,718.74x = 17,585.04 × 4,328.42
  4. Step 4: Simplify right side
    11,718.74x = 76,115,438.84
  5. Step 5: Solve for x
    x = 76,115,438.84/11,718.74
  6. Step 6: Final answer
    x = 6,495.19

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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.