Home / 11,680.49-17,510.32-4,283.22

Finding the Fourth Proportional to 11,680.49, 17,510.32 and 4,283.22

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Solution

The fourth proportional to 11,680.49, 17,510.32 and 4,283.22 is: 6,421.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.49 : 17,510.32 = 4,283.22 : x
  2. Step 2: Convert to fraction form
    11,680.49/17,510.32 = 4,283.22/x
  3. Step 3: Cross multiply
    11,680.49x = 17,510.32 × 4,283.22
  4. Step 4: Simplify right side
    11,680.49x = 75,000,531.41
  5. Step 5: Solve for x
    x = 75,000,531.41/11,680.49
  6. Step 6: Final answer
    x = 6,421.01

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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.