Home / 5,681.84-8,516.83-3,339.92

Finding the Fourth Proportional to 5,681.84, 8,516.83 and 3,339.92

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Solution

The fourth proportional to 5,681.84, 8,516.83 and 3,339.92 is: 5,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681.84 : 8,516.83 = 3,339.92 : x
  2. Step 2: Convert to fraction form
    5,681.84/8,516.83 = 3,339.92/x
  3. Step 3: Cross multiply
    5,681.84x = 8,516.83 × 3,339.92
  4. Step 4: Simplify right side
    5,681.84x = 28,445,550.06
  5. Step 5: Solve for x
    x = 28,445,550.06/5,681.84
  6. Step 6: Final answer
    x = 5,006.40

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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.