Home / 9,717.48-14,576.18-3,143.66

Finding the Fourth Proportional to 9,717.48, 14,576.18 and 3,143.66

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Solution

The fourth proportional to 9,717.48, 14,576.18 and 3,143.66 is: 4,715.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.48 : 14,576.18 = 3,143.66 : x
  2. Step 2: Convert to fraction form
    9,717.48/14,576.18 = 3,143.66/x
  3. Step 3: Cross multiply
    9,717.48x = 14,576.18 × 3,143.66
  4. Step 4: Simplify right side
    9,717.48x = 45,822,554.02
  5. Step 5: Solve for x
    x = 45,822,554.02/9,717.48
  6. Step 6: Final answer
    x = 4,715.48

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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.