Home / 8,347.01-12,516.46-3,153.29

Finding the Fourth Proportional to 8,347.01, 12,516.46 and 3,153.29

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Solution

The fourth proportional to 8,347.01, 12,516.46 and 3,153.29 is: 4,728.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.01 : 12,516.46 = 3,153.29 : x
  2. Step 2: Convert to fraction form
    8,347.01/12,516.46 = 3,153.29/x
  3. Step 3: Cross multiply
    8,347.01x = 12,516.46 × 3,153.29
  4. Step 4: Simplify right side
    8,347.01x = 39,467,957.69
  5. Step 5: Solve for x
    x = 39,467,957.69/8,347.01
  6. Step 6: Final answer
    x = 4,728.40

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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.